22113200131 has 4 divisors (see below), whose sum is σ = 24123491064. Its totient is φ = 20102909200.

The previous prime is 22113200113. The next prime is 22113200171. The reversal of 22113200131 is 13100231122.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 22113200131 - 2²³ = 22104811523 is a prime.

It is a super-2 number, since 2×22113200131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22113200101) 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, 1005145450 + ... + 1005145471.

It is an arithmetic number, because the mean of its divisors is an integer number (6030872766).

Almost surely, 2^22113200131 is an apocalyptic number.

22113200131 is a deficient number, since it is larger than the sum of its proper divisors (2010290933).

22113200131 is a wasteful number, since it uses less digits than its factorization.

22113200131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010290932.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22113200131 its reverse (13100231122), we get a palindrome (35213431253).

The spelling of 22113200131 in words is "twenty-two billion, one hundred thirteen million, two hundred thousand, one hundred thirty-one".