22201022525125 has 16 divisors (see below), whose sum is σ = 28176484190400. Its totient is φ = 17459787200400.

The previous prime is 22201022525063. The next prime is 22201022525147. The reversal of 22201022525125 is 52152522010222.

It is not a de Polignac number, because 22201022525125 - 2⁷ = 22201022524997 is a prime.

It is a super-2 number, since 2×22201022525125² (a number of 27 digits) contains 22 as substring.

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, 1505146695 + ... + 1505161444.

It is an arithmetic number, because the mean of its divisors is an integer number (1761030261900).

Almost surely, 2^{22201022525125} is an apocalyptic number.

22201022525125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22201022525125 is a deficient number, since it is larger than the sum of its proper divisors (5975461665275).

22201022525125 is an equidigital number, since it uses as much as digits as its factorization.

22201022525125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010308213 (or 3010308203 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 22201022525125 its reverse (52152522010222), we get a palindrome (74353544535347).

The spelling of 22201022525125 in words is "twenty-two trillion, two hundred one billion, twenty-two million, five hundred twenty-five thousand, one hundred twenty-five".