111564343012 has 48 divisors (see below), whose sum is σ = 202433515200. Its totient is φ = 53764663680.

The previous prime is 111564343003. The next prime is 111564343039. The reversal of 111564343012 is 210343465111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28378687 + ... + 28382617.

It is an arithmetic number, because the mean of its divisors is an integer number (4217364900).

Almost surely, 2^111564343012 is an apocalyptic number.

It is an amenable number.

111564343012 is a deficient number, since it is larger than the sum of its proper divisors (90869172188).

111564343012 is a wasteful number, since it uses less digits than its factorization.

111564343012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6316 (or 6314 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 111564343012 in words is "one hundred eleven billion, five hundred sixty-four million, three hundred forty-three thousand, twelve".