22265056113261 has 64 divisors (see below), whose sum is σ = 33895744662528. Its totient is φ = 12878542752768.

The previous prime is 22265056113253. The next prime is 22265056113269. The reversal of 22265056113261 is 16231165056222.

It is an interprime number because it is at equal distance from previous prime (22265056113253) and next prime (22265056113269).

It is not a de Polignac number, because 22265056113261 - 2³ = 22265056113253 is a prime.

It is a super-2 number, since 2×22265056113261² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22265056113269) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2087278450 + ... + 2087289116.

It is an arithmetic number, because the mean of its divisors is an integer number (529621010352).

Almost surely, 2^{22265056113261} is an apocalyptic number.

It is an amenable number.

22265056113261 is a deficient number, since it is larger than the sum of its proper divisors (11630688549267).

22265056113261 is a wasteful number, since it uses less digits than its factorization.

22265056113261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14570.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 22265056113261 in words is "twenty-two trillion, two hundred sixty-five billion, fifty-six million, one hundred thirteen thousand, two hundred sixty-one".