22344121020 has 96 divisors (see below), whose sum is σ = 71339462208. Its totient is φ = 5176553472.

The previous prime is 22344121013. The next prime is 22344121073. The reversal of 22344121020 is 2012144322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 829279 + ... + 855798.

It is an arithmetic number, because the mean of its divisors is an integer number (743119398).

Almost surely, 2^22344121020 is an apocalyptic number.

22344121020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22344121020 is an abundant number, since it is smaller than the sum of its proper divisors (48995341188).

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

22344121020 is a wasteful number, since it uses less digits than its factorization.

22344121020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685119 (or 1685117 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22344121020 its reverse (2012144322), we get a palindrome (24356265342).

The spelling of 22344121020 in words is "twenty-two billion, three hundred forty-four million, one hundred twenty-one thousand, twenty".