Base | Representation |
---|---|
bin | 1010111100010100001010… |
… | …1011100110011110000000 |
3 | 1120121011221112011202202012 |
4 | 2233011002223212132000 |
5 | 3034110121430401422 |
6 | 41331040231512052 |
7 | 2351143243446536 |
oct | 257050253463600 |
9 | 46534845152665 |
10 | 12031322122112 |
11 | 3919500755837 |
12 | 1423901528628 |
13 | 693719966c57 |
14 | 2d8467866156 |
15 | 15ce67b594e2 |
hex | af142ae6780 |
12031322122112 has 32 divisors (see below), whose sum is σ = 24068104579200. Its totient is φ = 5990699796480.
The previous prime is 12031322122103. The next prime is 12031322122123. The reversal of 12031322122112 is 21122122313021.
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-3 number, since 3×120313221221123 (a number of 40 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194978912 + ... + 195040607.
It is an arithmetic number, because the mean of its divisors is an integer number (752128268100).
Almost surely, 212031322122112 is an apocalyptic number.
It is an amenable number.
12031322122112 is an abundant number, since it is smaller than the sum of its proper divisors (12036782457088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12031322122112 is an equidigital number, since it uses as much as digits as its factorization.
12031322122112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 390019774 (or 390019762 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 12031322122112 its reverse (21122122313021), we get a palindrome (33153444435133).
The spelling of 12031322122112 in words is "twelve trillion, thirty-one billion, three hundred twenty-two million, one hundred twenty-two thousand, one hundred twelve".
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