22415621120 has 88 divisors (see below), whose sum is σ = 53836918800. Its totient is φ = 8955297792.

The previous prime is 22415621027. The next prime is 22415621131. The reversal of 22415621120 is 2112651422.

It is a self number, because there is not a number n which added to its sum of digits gives 22415621120.

It is a congruent number.

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, 5163911 + ... + 5168249.

Almost surely, 2^22415621120 is an apocalyptic number.

22415621120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22415621120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26918459400).

22415621120 is an abundant number, since it is smaller than the sum of its proper divisors (31421297680).

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

22415621120 is a wasteful number, since it uses less digits than its factorization.

22415621120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5373 (or 5355 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The spelling of 22415621120 in words is "twenty-two billion, four hundred fifteen million, six hundred twenty-one thousand, one hundred twenty".