111814026912 has 96 divisors (see below), whose sum is σ = 372713443200. Its totient is φ = 31946863104.

The previous prime is 111814026893. The next prime is 111814026937. The reversal of 111814026912 is 219620418111.

111814026912 is a `hidden beast` number, since 1 + 1 + 181 + 402 + 69 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×111814026912² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9237837 + ... + 9249932.

It is an arithmetic number, because the mean of its divisors is an integer number (3882431700).

Almost surely, 2^111814026912 is an apocalyptic number.

111814026912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111814026912 is an abundant number, since it is smaller than the sum of its proper divisors (260899416288).

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

111814026912 is a wasteful number, since it uses less digits than its factorization.

111814026912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18487795 (or 18487781 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 36.

The spelling of 111814026912 in words is "one hundred eleven billion, eight hundred fourteen million, twenty-six thousand, nine hundred twelve".