22120213113 has 24 divisors (see below), whose sum is σ = 32741837856. Its totient is φ = 14382244800.

The previous prime is 22120213097. The next prime is 22120213139. The reversal of 22120213113 is 31131202122.

It is not a de Polignac number, because 22120213113 - 2⁴ = 22120213097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22120213813) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1309306 + ... + 1326092.

It is an arithmetic number, because the mean of its divisors is an integer number (1364243244).

Almost surely, 2^22120213113 is an apocalyptic number.

It is an amenable number.

22120213113 is a deficient number, since it is larger than the sum of its proper divisors (10621624743).

22120213113 is a wasteful number, since it uses less digits than its factorization.

22120213113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20405 (or 20402 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 22120213113 its reverse (31131202122), we get a palindrome (53251415235).

The spelling of 22120213113 in words is "twenty-two billion, one hundred twenty million, two hundred thirteen thousand, one hundred thirteen".