111089110022988 has 48 divisors (see below), whose sum is σ = 275633368788960. Its totient is φ = 34701908291584.

The previous prime is 111089110022983. The next prime is 111089110022999. The reversal of 111089110022988 is 889220011980111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 111089110022988.

It is not an unprimeable number, because it can be changed into a prime (111089110022983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1168524273 + ... + 1168619336.

It is an arithmetic number, because the mean of its divisors is an integer number (5742361849770).

Almost surely, 2^{111089110022988} is an apocalyptic number.

It is an amenable number.

111089110022988 is an abundant number, since it is smaller than the sum of its proper divisors (164544258765972).

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

111089110022988 is a wasteful number, since it uses less digits than its factorization.

111089110022988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2337143866 (or 2337143864 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 51.

The spelling of 111089110022988 in words is "one hundred eleven trillion, eighty-nine billion, one hundred ten million, twenty-two thousand, nine hundred eighty-eight".