252001122 has 32 divisors (see below), whose sum is σ = 517017600. Its totient is φ = 81847248.

The previous prime is 252001121. The next prime is 252001153. The reversal of 252001122 is 221100252.

252001122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (252001121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65529 + ... + 69267.

It is an arithmetic number, because the mean of its divisors is an integer number (16156800).

Almost surely, 2^252001122 is an apocalyptic number.

252001122 is an abundant number, since it is smaller than the sum of its proper divisors (265016478).

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

252001122 is a wasteful number, since it uses less digits than its factorization.

252001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4030.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 252001122 is about 15874.5432060264. The cubic root of 252001122 is about 631.6368971922.

Adding to 252001122 its reverse (221100252), we get a palindrome (473101374).

The spelling of 252001122 in words is "two hundred fifty-two million, one thousand, one hundred twenty-two".