22731071064263 has 32 divisors (see below), whose sum is σ = 24147259868160. Its totient is φ = 21337941162240.

The previous prime is 22731071064257. The next prime is 22731071064281. The reversal of 22731071064263 is 36246017013722.

It is a cyclic number.

It is not a de Polignac number, because 22731071064263 - 2³² = 22726776096967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22731071061263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1144497953 + ... + 1144517813.

It is an arithmetic number, because the mean of its divisors is an integer number (754601870880).

Almost surely, 2^{22731071064263} is an apocalyptic number.

22731071064263 is a deficient number, since it is larger than the sum of its proper divisors (1416188803897).

22731071064263 is a wasteful number, since it uses less digits than its factorization.

22731071064263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21359.

The product of its (nonzero) digits is 508032, while the sum is 44.

Adding to 22731071064263 its reverse (36246017013722), we get a palindrome (58977088077985).

The spelling of 22731071064263 in words is "twenty-two trillion, seven hundred thirty-one billion, seventy-one million, sixty-four thousand, two hundred sixty-three".