252222103525 has 24 divisors (see below), whose sum is σ = 378460330560. Its totient is φ = 162778632960.

The previous prime is 252222103519. The next prime is 252222103541. The reversal of 252222103525 is 525301222252.

It is a happy number.

It is not a de Polignac number, because 252222103525 - 2¹⁵ = 252222070757 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42387295 + ... + 42393244.

It is an arithmetic number, because the mean of its divisors is an integer number (15769180440).

Almost surely, 2^252222103525 is an apocalyptic number.

252222103525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252222103525 is a deficient number, since it is larger than the sum of its proper divisors (126238227035).

252222103525 is a wasteful number, since it uses less digits than its factorization.

252222103525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84780573 (or 84780568 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 252222103525 its reverse (525301222252), we get a palindrome (777523325777).

The spelling of 252222103525 in words is "two hundred fifty-two billion, two hundred twenty-two million, one hundred three thousand, five hundred twenty-five".