111111110056 has 32 divisors (see below), whose sum is σ = 209876688000. Its totient is φ = 55144164096.

The previous prime is 111111110053. The next prime is 111111110069. The reversal of 111111110056 is 650011111111.

It is not an unprimeable number, because it can be changed into a prime (111111110053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7840305 + ... + 7854463.

It is an arithmetic number, because the mean of its divisors is an integer number (6558646500).

Almost surely, 2^111111110056 is an apocalyptic number.

It is an amenable number.

111111110056 is a deficient number, since it is larger than the sum of its proper divisors (98765577944).

111111110056 is a wasteful number, since it uses less digits than its factorization.

111111110056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21361 (or 21357 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 19.

Adding to 111111110056 its reverse (650011111111), we get a palindrome (761122221167).

The spelling of 111111110056 in words is "one hundred eleven billion, one hundred eleven million, one hundred ten thousand, fifty-six".