22524021313 has 4 divisors (see below), whose sum is σ = 22618264320. Its totient is φ = 22429778308.

The previous prime is 22524021287. The next prime is 22524021329. The reversal of 22524021313 is 31312042522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22524021313 - 2²⁵ = 22490466881 is a prime.

It is a super-2 number, since 2×22524021313² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22524021353) 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, 47121145 + ... + 47121622.

It is an arithmetic number, because the mean of its divisors is an integer number (5654566080).

Almost surely, 2^22524021313 is an apocalyptic number.

It is an amenable number.

22524021313 is a deficient number, since it is larger than the sum of its proper divisors (94243007).

22524021313 is an equidigital number, since it uses as much as digits as its factorization.

22524021313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94243006.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 22524021313 its reverse (31312042522), we get a palindrome (53836063835).

The spelling of 22524021313 in words is "twenty-two billion, five hundred twenty-four million, twenty-one thousand, three hundred thirteen".