22564145331122 has 16 divisors (see below), whose sum is σ = 34824529118400. Its totient is φ = 10957083843888.

The previous prime is 22564145331107. The next prime is 22564145331181. The reversal of 22564145331122 is 22113354146522.

It is a self number, because there is not a number n which added to its sum of digits gives 22564145331122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278680622 + ... + 278761577.

It is an arithmetic number, because the mean of its divisors is an integer number (2176533069900).

Almost surely, 2^{22564145331122} is an apocalyptic number.

22564145331122 is a deficient number, since it is larger than the sum of its proper divisors (12260383787278).

22564145331122 is a wasteful number, since it uses less digits than its factorization.

22564145331122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557442785.

The product of its digits is 345600, while the sum is 41.

Adding to 22564145331122 its reverse (22113354146522), we get a palindrome (44677499477644).

The spelling of 22564145331122 in words is "twenty-two trillion, five hundred sixty-four billion, one hundred forty-five million, three hundred thirty-one thousand, one hundred twenty-two".