111047326512 has 20 divisors (see below), whose sum is σ = 286872260280. Its totient is φ = 37015775488.

The previous prime is 111047326487. The next prime is 111047326531. The reversal of 111047326512 is 215623740111.

It is a super-2 number, since 2×111047326512² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1156742937 + ... + 1156743032.

It is an arithmetic number, because the mean of its divisors is an integer number (14343613014).

Almost surely, 2^111047326512 is an apocalyptic number.

111047326512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111047326512 is an abundant number, since it is smaller than the sum of its proper divisors (175824933768).

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

111047326512 is a wasteful number, since it uses less digits than its factorization.

111047326512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2313485980 (or 2313485974 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 111047326512 in words is "one hundred eleven billion, forty-seven million, three hundred twenty-six thousand, five hundred twelve".