112840109220 has 48 divisors (see below), whose sum is σ = 318905149248. Its totient is φ = 29809472640.

The previous prime is 112840109201. The next prime is 112840109231. The reversal of 112840109220 is 22901048211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8781751 + ... + 8794590.

It is an arithmetic number, because the mean of its divisors is an integer number (6643857276).

Almost surely, 2^112840109220 is an apocalyptic number.

112840109220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112840109220 is an abundant number, since it is smaller than the sum of its proper divisors (206065040028).

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

112840109220 is a wasteful number, since it uses less digits than its factorization.

112840109220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17576460 (or 17576458 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 112840109220 in words is "one hundred twelve billion, eight hundred forty million, one hundred nine thousand, two hundred twenty".