22013228325 has 24 divisors (see below), whose sum is σ = 39703860576. Its totient is φ = 10673080000.

The previous prime is 22013228323. The next prime is 22013228333. The reversal of 22013228325 is 52382231022.

It is not a de Polignac number, because 22013228325 - 2¹ = 22013228323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22013228292 and 22013228301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22013228323) 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, 13340526 + ... + 13342175.

It is an arithmetic number, because the mean of its divisors is an integer number (1654327524).

Almost surely, 2^22013228325 is an apocalyptic number.

22013228325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22013228325 is a deficient number, since it is larger than the sum of its proper divisors (17690632251).

22013228325 is a wasteful number, since it uses less digits than its factorization.

22013228325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26682725 (or 26682720 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 22013228325 its reverse (52382231022), we get a palindrome (74395459347).

The spelling of 22013228325 in words is "twenty-two billion, thirteen million, two hundred twenty-eight thousand, three hundred twenty-five".