11311112323112 has 16 divisors (see below), whose sum is σ = 24238097835360. Its totient is φ = 4847619567024.

The previous prime is 11311112323111. The next prime is 11311112323117. The reversal of 11311112323112 is 21132321111311.

It is a super-2 number, since 2×11311112323112² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11311112323111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100992074258 + ... + 100992074369.

It is an arithmetic number, because the mean of its divisors is an integer number (1514881114710).

Almost surely, 2^{11311112323112} is an apocalyptic number.

It is an amenable number.

11311112323112 is an abundant number, since it is smaller than the sum of its proper divisors (12926985512248).

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

11311112323112 is a wasteful number, since it uses less digits than its factorization.

11311112323112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201984148640 (or 201984148636 counting only the distinct ones).

The product of its digits is 216, while the sum is 23.

Adding to 11311112323112 its reverse (21132321111311), we get a palindrome (32443433434423).

The spelling of 11311112323112 in words is "eleven trillion, three hundred eleven billion, one hundred twelve million, three hundred twenty-three thousand, one hundred twelve".