113211204 has 48 divisors (see below), whose sum is σ = 271071360. Its totient is φ = 36762880.

The previous prime is 113211169. The next prime is 113211257. The reversal of 113211204 is 402112311.

It is a super-2 number, since 2×113211204² = 25633553422259232, which 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 15 ways as a sum of consecutive naturals, for example, 75082 + ... + 76574.

It is an arithmetic number, because the mean of its divisors is an integer number (5647320).

Almost surely, 2^113211204 is an apocalyptic number.

It is an amenable number.

113211204 is an abundant number, since it is smaller than the sum of its proper divisors (157860156).

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

113211204 is a wasteful number, since it uses less digits than its factorization.

113211204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660 (or 1658 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 113211204 is about 10640.0753756729. The cubic root of 113211204 is about 483.7598300722.

Adding to 113211204 its reverse (402112311), we get a palindrome (515323515).

The spelling of 113211204 in words is "one hundred thirteen million, two hundred eleven thousand, two hundred four".