112155020 has 12 divisors (see below), whose sum is σ = 235525584. Its totient is φ = 44862000.

The previous prime is 112155013. The next prime is 112155031. The reversal of 112155020 is 20551211.

112155020 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×112155020² = 25157497022400800, which contains 22 as substring.

112155020 is strictly pandigital in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 112155020.

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, 2803856 + ... + 2803895.

It is an arithmetic number, because the mean of its divisors is an integer number (19627132).

Almost surely, 2^112155020 is an apocalyptic number.

112155020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112155020 is an abundant number, since it is smaller than the sum of its proper divisors (123370564).

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

112155020 is a wasteful number, since it uses less digits than its factorization.

112155020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607760 (or 5607758 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 112155020 is about 10590.3267182840. The cubic root of 112155020 is about 482.2507433168.

The spelling of 112155020 in words is "one hundred twelve million, one hundred fifty-five thousand, twenty".