112251312 has 40 divisors (see below), whose sum is σ = 322204080. Its totient is φ = 37416960.

The previous prime is 112251301. The next prime is 112251319. The reversal of 112251312 is 213152211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (112251319) 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, 129489 + ... + 130352.

It is an arithmetic number, because the mean of its divisors is an integer number (8055102).

Almost surely, 2^112251312 is an apocalyptic number.

112251312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112251312 is an abundant number, since it is smaller than the sum of its proper divisors (209952768).

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

112251312 is a wasteful number, since it uses less digits than its factorization.

112251312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259858 (or 259846 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 112251312 is about 10594.8719671358. The cubic root of 112251312 is about 482.3887178372.

The spelling of 112251312 in words is "one hundred twelve million, two hundred fifty-one thousand, three hundred twelve".