Basic
0 zero
1 one
2 two
3 three
4 four
5 five
6 six
7 seven
8 eight
9 nine
X dek
E el
10 onety
11 onety-one
12 onety-two
13 onety-three
14 onety-four
15 onety-five
16 onety-six
17 onety-seven
18 onety-eight
19 onety-nine
1X onety-dek
1E onety-el
20 twenty
21 twenty-one
22 twenty-two
23 twenty-three
24 twenty-four
25 twenty-five
26 twenty-six
27 twenty-seven
28 twenty-eight
29 twenty-nine
2X twenty-dek
2E twenty-el
30 thirty
31 thirty-one
32 thirty-two
33 thirty-three
40 forty
50 fifty
60 sixty
70 seventy
80 eighty
90 ninety
X0 dekty
E0 elty
100 one hundred
101 one hundred one
102 one hundred two
103 one hundred three
110 one hundred onety
111 one hundred onety-one
200 two hundred
300 three hundred
400 four hundred
500 five hundred
600 six hundred
700 seven hundred
800 eight hundred
900 nine hundred
X00 dek hundred
E00 el hundred
1000 one thousand
1001 one thousand one
1010 one thousand onety
1011 one thousand onety-one
1100 one thousand one hundred
1101 one thousand one hundred one
1110 one thousand one hundred onety
1111 one thousand one hundred onety-one
2000 two thousand
3000 three thousand
10000 onety thousand
100000 one hundred thousand
10^6 one million
10^7 onety million
10^8 one hundred million
10^9 one thousand million
10^X onety thousand million
10^E one hundred thousand million
10^10 one unillion
10^11 onety unillion
10^12 one hundred unillion
10^13 one thousand unillion
10^14 onety thousand unillion
10^15 one hundred thousand unillion
10^16 one unilliard
10^17 onety unilliard
10^18 one hundred unilliard
10^19 one thousand unilliard
10^1X onety thousand unilliard
10^1E one hundred thousand unilliard
10^20 one billion
10^21 onety billion
10^22 one hundred billion
10^23 one thousand billion
10^24 onety thousand billion
10^25 one hundred thousand billion
10^26 one billiard
10^27 onety billiard
10^28 one hundred billiard
10^29 one thousand billiard
10^2X onety thousand billiard
10^2E one hundred thousand billiard
10^30 one trillion
10^36 one trilliard
10^40 one quadrillion
10^46 one quadrilliard
10^50 one quintillion
10^56 one quintilliard
10^60 one sextillion
10^66 one sextilliard
10^70 one septillion
10^80 one octillion
10^90 one nonillion
10^X0 one dekrillion
10^E0 one elpillion
10^100 one dozillion (one googol)
10^110 one undozillion
10^120 one duodozillion
10^130 one tredozillion
10^140 one quattuordozillion
10^150 one quindozillion
10^160 one sexdozillion
10^170 one septendozillion
10^180 one octodozillion
10^190 one novemdozillion
10^1X0 one dekradozillion
10^1E0 one elpindozillion
10^200 one vigintillion
10^210 one unvigintillion
10^220 one duovigintillion
10^230 one trevigintillion
10^300 one trigintillion
10^400 one quadragintillion
10^500 one quinquagintillion
10^600 one sexagintillion
10^700 one septuagintillion
10^800 one octogintillion
10^900 one nonagintillion
10^X00 one dekragintillion
10^E00 one elpagintillion
10^1000 one centillion
The googol family
googol = 10^100
bigoogol = 10^200
trigoogol = 10^300
quadrigoogol = 10^400
quintigoogol = 10^500
sextigoogol = 10^600
septigoogol = 10^700
octigoogol = 10^800
nonigoogol = 10^900
dekrigoogol = 10^X00
elpigoogol = 10^E00
dozigoogol (great googol) = 10^1000
centigoogol = 10^10000
googolplex = 10^(10^100)
googolplexplex (googolduplex, googolplexian) = 10^(10^(10^100))
Also googoltriplex (=10^(10^(10^(10^100)))), googolquadriplex, googolquintiplex, googolsextiplex, googolseptiplex, googoloctiplex, googolnoniplex, googoldekriplex, googolelpiplex, googoldoziplex, ..., googolcentiplex
Note: n-plex is 10n, n-minex is 10-n.
100 = gross
1000 = great gross
10^100 = googol (grossplex)
10^1000 = great googol (great grossplex)
Beyond centillion
Unillion - 10^10
Billion - 10^20
Trillion - 10^30
Quadrillion - 10^40
Quintillion - 10^50
Sextillion - 10^60
Septillion - 10^70
Octillion - 10^80
Nonillion - 10^90
Dekrillion - 10^X0
Elpillion - 10^E0
Dozillion - 10^100 (= Googol)
Undozillion - 10^110
Duodozillion - 10^120
Tredozillion - 10^130
Quattuordozillion - 10^140
Quindozillion - 10^150
Sexdozillion - 10^160
Septendozillion - 10^170
Octodozillion - 10^180
Novemdozillion - 10^190
Dekradozillion - 10^1X0
Elpindozillion - 10^1E0
Vigintillion - 10^200
Trigintillion - 10^300
Quadragintillion - 10^400
Quinquagintillion - 10^500
Sexagintillion - 10^600
Septuagintillion - 10^700
Octogintillion - 10^800
Nonagintillion - 10^900
Dekragintillion - 10^X00
Elpagintillion - 10^E00
Centillion - 10^1000 (= Great googol)
Cenuntillion - 10^1010
Cendotillion - 10^1020
Centretillion - 10^1030
Duocentillion - 10^2000
Trecentillion - 10^3000
Quadringentillion - 10^4000
Quingentillion - 10^5000
Sescentillion - 10^6000
Septingentillion - 10^7000
Octingentillion - 10^8000
Nongentillion - 10^9000
Dekringentillion - 10^X000
Elpingentillion - 10^E000
Millillion - 10^10000
Myrillion - 10^100000
Micrillion - 10^(10^7)
Nanillion - 10^(10^X)
Lecillion - 10^(10^11)
Bipillion - 10^(10^21)
Ritillion - 10^(10^31)
Picillion - 10^(10^41)
Femtillion - 10^(10^51)
Attillion - 10^(10^61)
Zeptillion - 10^(10^71)
Yoctillion - 10^(10^81)
Xonillion - 10^(10^91)
Wekrillion - 10^(10^X1)
Velpillion - 10^(10^E1)
Googolplex - 10^(10^100)
Zillion - 10^(10^101)
Mezillion - 10^(10^111)
Duezillion - 10^(10^121)
Trezillion - 10^(10^131)
Tetrezillion - 10^(10^141)
Pentezillion - 10^(10^151)
Hexezillion - 10^(10^161)
Heptezillion - 10^(10^171)
Octezillion - 10^(10^181)
Ennezillion - 10^(10^191)
Dekrezillion - 10^(10^1X1)
Elpezillion - 10^(10^1E1)
Icosillion - 10^(10^201)
Triacontillion - 10^(10^301)
Tetracontillion - 10^(10^401)
Pentacontillion - 10^(10^501)
Hexacontillion - 10^(10^601)
Heptacontillion - 10^(10^701)
Octacontillion - 10^(10^801)
Ennacontillion - 10^(10^901)
Dekracontillion - 10^(10^X01)
Elpacontillion - 10^(10^E01)
Hectillion - 10^(10^1001)
Killillion - 10^(10^10001)
Megillion - 10^(10^(10^7+1))
Gigillion - 10^(10^(10^X+1))
Sonillion - 10^(10^(10^11+1))
Jotillion - 10^(10^(10^21+1))
Rinillion - 10^(10^(10^31+1))
Terillion - 10^(10^(10^41+1))
Petillion - 10^(10^(10^51+1))
Exillion - 10^(10^(10^61+1))
Zettillion - 10^(10^(10^71+1))
Yottillion - 10^(10^(10^81+1))
Xennillion - 10^(10^(10^91+1))
Wekkillion - 10^(10^(10^X1+1))
Vellillion - 10^(10^(10^E1+1))
Zillillion - 10^(10^(10^101+1))