111113290880 has 32 divisors (see below), whose sum is σ = 265630212540. Its totient is φ = 44445316096.

The previous prime is 111113290859. The next prime is 111113290921. The reversal of 111113290880 is 88092311111.

It can be written as a sum of positive squares in 2 ways, for example, as 94219530304 + 16893760576 = 306952^2 + 129976^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 111113290880.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86806619 + ... + 86807898.

Almost surely, 2^111113290880 is an apocalyptic number.

111113290880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111113290880 is an abundant number, since it is smaller than the sum of its proper divisors (154516921660).

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

111113290880 is an equidigital number, since it uses as much as digits as its factorization.

111113290880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173614536 (or 173614524 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 35.

The spelling of 111113290880 in words is "one hundred eleven billion, one hundred thirteen million, two hundred ninety thousand, eight hundred eighty".