113311131222 has 16 divisors (see below), whose sum is σ = 232747188912. Its totient is φ = 36749556000.

The previous prime is 113311131209. The next prime is 113311131341. The reversal of 113311131222 is 222131113311.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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, 255205029 + ... + 255205472.

It is an arithmetic number, because the mean of its divisors is an integer number (14546699307).

Almost surely, 2^113311131222 is an apocalyptic number.

113311131222 is an abundant number, since it is smaller than the sum of its proper divisors (119436057690).

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

113311131222 is a wasteful number, since it uses less digits than its factorization.

113311131222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510410543.

The product of its digits is 216, while the sum is 21.

Adding to 113311131222 its reverse (222131113311), we get a palindrome (335442244533).

The spelling of 113311131222 in words is "one hundred thirteen billion, three hundred eleven million, one hundred thirty-one thousand, two hundred twenty-two".