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12000110101220 = 2255807103324523
BaseRepresentation
bin1010111010011111111001…
…0011001100001011100100
31120111012101022020211021102
42232213332103030023210
53033102211141214340
641304435141535232
72345656625605223
oct256477623141344
946435338224242
1012000110101220
11390724434554a
121419850714518
136907b445c037
142d6b4647ccba
1515c23c91d215
hexae9fe4cc2e4

12000110101220 has 24 divisors (see below), whose sum is σ = 25204571086464. Its totient is φ = 4799217397856.

The previous prime is 12000110101163. The next prime is 12000110101241. The reversal of 12000110101220 is 2210101100021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51546122 + ... + 51778401.

It is an arithmetic number, because the mean of its divisors is an integer number (1050190461936).

Almost surely, 212000110101220 is an apocalyptic number.

12000110101220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000110101220 is an abundant number, since it is smaller than the sum of its proper divisors (13204460985244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12000110101220 is a wasteful number, since it uses less digits than its factorization.

12000110101220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103330339 (or 103330337 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12000110101220 its reverse (2210101100021), we get a palindrome (14210211201241).

The spelling of 12000110101220 in words is "twelve trillion, one hundred ten million, one hundred one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 5807 11614 23228 29035 58070 116140 103324523 206649046 413298092 516622615 1033245230 2066490460 600005505061 1200011010122 2400022020244 3000027525305 6000055050610 12000110101220