10111072056 has 32 divisors (see below), whose sum is σ = 25447338000. Its totient is φ = 3347736320.

The previous prime is 10111072043. The next prime is 10111072057. The reversal of 10111072056 is 65027011101.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111072057) 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, 1410165 + ... + 1417316.

Almost surely, 2^10111072056 is an apocalyptic number.

It is an amenable number.

10111072056 is an abundant number, since it is smaller than the sum of its proper divisors (15336265944).

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

10111072056 is a wasteful number, since it uses less digits than its factorization.

10111072056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827639 (or 2827635 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 24.

Adding to 10111072056 its reverse (65027011101), we get a palindrome (75138083157).

It can be divided in two parts, 101110 and 72056, that added together give a triangular number (173166 = T₅₈₈).

The spelling of 10111072056 in words is "ten billion, one hundred eleven million, seventy-two thousand, fifty-six".