22215520203113 has 16 divisors (see below), whose sum is σ = 24844943400000. Its totient is φ = 19771344395712.

The previous prime is 22215520203029. The next prime is 22215520203127. The reversal of 22215520203113 is 31130202551222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22215520203113 - 2¹⁸ = 22215519940969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (22215520203193) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 544824863 + ... + 544865636.

It is an arithmetic number, because the mean of its divisors is an integer number (1552808962500).

Almost surely, 2^{22215520203113} is an apocalyptic number.

It is an amenable number.

22215520203113 is a deficient number, since it is larger than the sum of its proper divisors (2629423196887).

22215520203113 is a wasteful number, since it uses less digits than its factorization.

22215520203113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089690584.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 22215520203113 its reverse (31130202551222), we get a palindrome (53345722754335).

The spelling of 22215520203113 in words is "twenty-two trillion, two hundred fifteen billion, five hundred twenty million, two hundred three thousand, one hundred thirteen".