22523401133361 has 12 divisors (see below), whose sum is σ = 32533932433860. Its totient is φ = 15015540387840.

The previous prime is 22523401133297. The next prime is 22523401133377. The reversal of 22523401133361 is 16333110432522.

22523401133361 is a `hidden beast` number, since 2 + 2 + 523 + 40 + 1 + 1 + 3 + 33 + 61 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10526488247025 + 11996912886336 = 3244455^2 + 3463656^2 .

It is not a de Polignac number, because 22523401133361 - 2⁶ = 22523401133297 is a prime.

It is a super-2 number, since 2×22523401133361² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22523401133861) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2606160 + ... + 7199921.

It is an arithmetic number, because the mean of its divisors is an integer number (2711161036155).

Almost surely, 2^{22523401133361} is an apocalyptic number.

It is an amenable number.

22523401133361 is a deficient number, since it is larger than the sum of its proper divisors (10010531300499).

22523401133361 is a wasteful number, since it uses less digits than its factorization.

22523401133361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10061296 (or 10061293 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 22523401133361 its reverse (16333110432522), we get a palindrome (38856511565883).

The spelling of 22523401133361 in words is "twenty-two trillion, five hundred twenty-three billion, four hundred one million, one hundred thirty-three thousand, three hundred sixty-one".