112891821312 has 36 divisors (see below), whose sum is σ = 300456880640. Its totient is φ = 37630606848.

The previous prime is 112891821293. The next prime is 112891821323. The reversal of 112891821312 is 213128198211.

It is a congruent number.

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, 73496512 + ... + 73498047.

Almost surely, 2^112891821312 is an apocalyptic number.

112891821312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112891821312 is an abundant number, since it is smaller than the sum of its proper divisors (187565059328).

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

112891821312 is an equidigital number, since it uses as much as digits as its factorization.

112891821312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146994578 (or 146994564 counting only the distinct ones).

The product of its digits is 13824, while the sum is 39.

The spelling of 112891821312 in words is "one hundred twelve billion, eight hundred ninety-one million, eight hundred twenty-one thousand, three hundred twelve".