22122125020 has 24 divisors (see below), whose sum is σ = 46462924368. Its totient is φ = 8847619200.

The previous prime is 22122124993. The next prime is 22122125033. The reversal of 22122125020 is 2052122122.

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, 78075 + ... + 224365.

It is an arithmetic number, because the mean of its divisors is an integer number (1935955182).

Almost surely, 2^22122125020 is an apocalyptic number.

22122125020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22122125020 is an abundant number, since it is smaller than the sum of its proper divisors (24340799348).

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

22122125020 is a wasteful number, since it uses less digits than its factorization.

22122125020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153861 (or 153859 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 22122125020 its reverse (2052122122), we get a palindrome (24174247142).

The spelling of 22122125020 in words is "twenty-two billion, one hundred twenty-two million, one hundred twenty-five thousand, twenty".