113311312122 has 8 divisors (see below), whose sum is σ = 226622624256. Its totient is φ = 37770437372.

The previous prime is 113311312109. The next prime is 113311312139. The reversal of 113311312122 is 221213113311.

It is a sphenic number, since it is the product of 3 distinct primes.

113311312122 is an admirable number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9442609338 + ... + 9442609349.

It is an arithmetic number, because the mean of its divisors is an integer number (28327828032).

Almost surely, 2^113311312122 is an apocalyptic number.

113311312122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

113311312122 is a wasteful number, since it uses less digits than its factorization.

113311312122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18885218692.

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

Adding to 113311312122 its reverse (221213113311), we get a palindrome (334524425433).

The spelling of 113311312122 in words is "one hundred thirteen billion, three hundred eleven million, three hundred twelve thousand, one hundred twenty-two".