113222331 has 12 divisors (see below), whose sum is σ = 167963952. Its totient is φ = 73441296.

The previous prime is 113222327. The next prime is 113222359. The reversal of 113222331 is 133222311.

113222331 is a `hidden beast` number, since 11 + 322 + 2 + 331 = 666.

It is not a de Polignac number, because 113222331 - 2² = 113222327 is a prime.

It is a super-2 number, since 2×113222331² = 25638592474147122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113222531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169671 + ... + 170336.

It is an arithmetic number, because the mean of its divisors is an integer number (13996996).

Almost surely, 2^113222331 is an apocalyptic number.

113222331 is a deficient number, since it is larger than the sum of its proper divisors (54741621).

113222331 is a wasteful number, since it uses less digits than its factorization.

113222331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340050 (or 340047 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 113222331 is about 10640.5982444598. The cubic root of 113222331 is about 483.7756783837.

Adding to 113222331 its reverse (133222311), we get a palindrome (246444642).

The spelling of 113222331 in words is "one hundred thirteen million, two hundred twenty-two thousand, three hundred thirty-one".