22125105230520 has 64 divisors (see below), whose sum is σ = 66378809193120. Its totient is φ = 5899717528064.

The previous prime is 22125105230507. The next prime is 22125105230537. The reversal of 22125105230520 is 2503250152122.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2558127 + ... + 7127006.

Almost surely, 2^{22125105230520} is an apocalyptic number.

22125105230520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22125105230520 is an abundant number, since it is smaller than the sum of its proper divisors (44253703962600).

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

22125105230520 is a wasteful number, since it uses less digits than its factorization.

22125105230520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9704184 (or 9704180 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 22125105230520 its reverse (2503250152122), we get a palindrome (24628355382642).

The spelling of 22125105230520 in words is "twenty-two trillion, one hundred twenty-five billion, one hundred five million, two hundred thirty thousand, five hundred twenty".