113109980388 has 24 divisors (see below), whose sum is σ = 264706452192. Its totient is φ = 37591446144.

The previous prime is 113109980387. The next prime is 113109980411. The reversal of 113109980388 is 883089901311.

It is a self number, because there is not a number n which added to its sum of digits gives 113109980388.

It is not an unprimeable number, because it can be changed into a prime (113109980383) 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, 13980870 + ... + 13988957.

It is an arithmetic number, because the mean of its divisors is an integer number (11029435508).

Almost surely, 2^113109980388 is an apocalyptic number.

It is an amenable number.

113109980388 is an abundant number, since it is smaller than the sum of its proper divisors (151596471804).

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

113109980388 is a wasteful number, since it uses less digits than its factorization.

113109980388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27970171 (or 27970169 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 51.

The spelling of 113109980388 in words is "one hundred thirteen billion, one hundred nine million, nine hundred eighty thousand, three hundred eighty-eight".