22175621125120 has 88 divisors (see below), whose sum is σ = 53216486200800. Its totient is φ = 8866749652992.

The previous prime is 22175621125111. The next prime is 22175621125139. The reversal of 22175621125120 is 2152112657122.

It is a self number, because there is not a number n which added to its sum of digits gives 22175621125120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12146751 + ... + 13852609.

Almost surely, 2^{22175621125120} is an apocalyptic number.

22175621125120 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 22175621125120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26608243100400).

22175621125120 is an abundant number, since it is smaller than the sum of its proper divisors (31040865075680).

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

22175621125120 is a wasteful number, since it uses less digits than its factorization.

22175621125120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1708423 (or 1708405 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 37.

The spelling of 22175621125120 in words is "twenty-two trillion, one hundred seventy-five billion, six hundred twenty-one million, one hundred twenty-five thousand, one hundred twenty".