22713900931723 has 16 divisors (see below), whose sum is σ = 23222533685760. Its totient is φ = 22206335853600.

The previous prime is 22713900931651. The next prime is 22713900931753. The reversal of 22713900931723 is 32713900931722.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22713900931723 - 2³⁷ = 22576461978251 is a prime.

It is a super-2 number, since 2×22713900931723² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22713900931753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195868068 + ... + 195983998.

It is an arithmetic number, because the mean of its divisors is an integer number (1451408355360).

Almost surely, 2^{22713900931723} is an apocalyptic number.

22713900931723 is a deficient number, since it is larger than the sum of its proper divisors (508632754037).

22713900931723 is a wasteful number, since it uses less digits than its factorization.

22713900931723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120498.

The product of its (nonzero) digits is 857304, while the sum is 49.

Subtracting 22713900931723 from its reverse (32713900931722), we obtain a palindrome (9999999999999).

The spelling of 22713900931723 in words is "twenty-two trillion, seven hundred thirteen billion, nine hundred million, nine hundred thirty-one thousand, seven hundred twenty-three".