111359906312 has 36 divisors (see below), whose sum is σ = 210683648205. Its totient is φ = 55182064896.

The previous prime is 111359906303. The next prime is 111359906327. The reversal of 111359906312 is 213609953111.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 70993470916 + 40366435396 = 266446^2 + 200914^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=235966.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111359906312.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 119870264 + ... + 119871192.

Almost surely, 2^111359906312 is an apocalyptic number.

It is an amenable number.

111359906312 is a deficient number, since it is larger than the sum of its proper divisors (99323741893).

111359906312 is an frugal number, since it uses more digits than its factorization.

111359906312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2118 (or 1058 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 41.

The spelling of 111359906312 in words is "one hundred eleven billion, three hundred fifty-nine million, nine hundred six thousand, three hundred twelve".