113890870220 has 24 divisors (see below), whose sum is σ = 239260954464. Its totient is φ = 45539181056.

The previous prime is 113890870217. The next prime is 113890870243. The reversal of 113890870220 is 22078098311.

It is a super-2 number, since 2×113890870220² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018472 + ... + 1124751.

It is an arithmetic number, because the mean of its divisors is an integer number (9969206436).

Almost surely, 2^113890870220 is an apocalyptic number.

113890870220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113890870220 is an abundant number, since it is smaller than the sum of its proper divisors (125370084244).

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

113890870220 is a wasteful number, since it uses less digits than its factorization.

113890870220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145889 (or 2145887 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 41.

The spelling of 113890870220 in words is "one hundred thirteen billion, eight hundred ninety million, eight hundred seventy thousand, two hundred twenty".