22540013221224 has 64 divisors (see below), whose sum is σ = 56478026304000. Its totient is φ = 7496287058624.

The previous prime is 22540013221147. The next prime is 22540013221247. The reversal of 22540013221224 is 42212231004522.

It is a junction number, because it is equal to n+sod(n) for n = 22540013221191 and 22540013221200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23494519 + ... + 24435065.

It is an arithmetic number, because the mean of its divisors is an integer number (882469161000).

Almost surely, 2^{22540013221224} is an apocalyptic number.

22540013221224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22540013221224 is an abundant number, since it is smaller than the sum of its proper divisors (33938013082776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22540013221224 is a wasteful number, since it uses less digits than its factorization.

22540013221224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942822 (or 942818 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 22540013221224 its reverse (42212231004522), we get a palindrome (64752244225746).

The spelling of 22540013221224 in words is "twenty-two trillion, five hundred forty billion, thirteen million, two hundred twenty-one thousand, two hundred twenty-four".