112981120 has 64 divisors (see below), whose sum is σ = 308692800. Its totient is φ = 38734848.

The previous prime is 112981109. The next prime is 112981123. The reversal of 112981120 is 21189211.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (112981123) 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, 8130 + ... + 17089.

It is an arithmetic number, because the mean of its divisors is an integer number (4823325).

Almost surely, 2^112981120 is an apocalyptic number.

112981120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112981120 is an abundant number, since it is smaller than the sum of its proper divisors (195711680).

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

112981120 is an equidigital number, since it uses as much as digits as its factorization.

112981120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25245 (or 25233 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 25.

The square root of 112981120 is about 10629.2577351384. The cubic root of 112981120 is about 483.4318858357.

The spelling of 112981120 in words is "one hundred twelve million, nine hundred eighty-one thousand, one hundred twenty".