113202220 has 24 divisors (see below), whose sum is σ = 238964544. Its totient is φ = 45044736.

The previous prime is 113202211. The next prime is 113202233. The reversal of 113202220 is 22202311.

It is a super-2 number, since 2×113202220² = 25629485225856800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113202220.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10804 + ... + 18523.

It is an arithmetic number, because the mean of its divisors is an integer number (9956856).

Almost surely, 2^113202220 is an apocalyptic number.

113202220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113202220 is an abundant number, since it is smaller than the sum of its proper divisors (125762324).

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

113202220 is a wasteful number, since it uses less digits than its factorization.

113202220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29529 (or 29527 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 113202220 is about 10639.6531898366. The cubic root of 113202220 is about 483.7470333020.

Adding to 113202220 its reverse (22202311), we get a palindrome (135404531).

Subtracting from 113202220 its reverse (22202311), we obtain a palindrome (90999909).

The spelling of 113202220 in words is "one hundred thirteen million, two hundred two thousand, two hundred twenty".