113122221311 has 12 divisors (see below), whose sum is σ = 125175477000. Its totient is φ = 102148176240.

The previous prime is 113122221283. The next prime is 113122221353.

113122221311 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 113122221311 - 2¹⁴ = 113122204927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113122221361) 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, 3119201 + ... + 3155258.

It is an arithmetic number, because the mean of its divisors is an integer number (10431289750).

Almost surely, 2^113122221311 is an apocalyptic number.

113122221311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113122221311 is a deficient number, since it is larger than the sum of its proper divisors (12053255689).

113122221311 is a wasteful number, since it uses less digits than its factorization.

113122221311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6274630 (or 6274619 counting only the distinct ones).

The product of its digits is 144, while the sum is 20.

It can be divided in two parts, 113122 and 221311, that added together give a palindrome (334433).

The spelling of 113122221311 in words is "one hundred thirteen billion, one hundred twenty-two million, two hundred twenty-one thousand, three hundred eleven".