252271101 has 16 divisors (see below), whose sum is σ = 340804800. Its totient is φ = 165969408.

The previous prime is 252271093. The next prime is 252271111. The reversal of 252271101 is 101172252.

It is not a de Polignac number, because 252271101 - 2³ = 252271093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252271111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120895 + ... + 122963.

It is an arithmetic number, because the mean of its divisors is an integer number (21300300).

Almost surely, 2^252271101 is an apocalyptic number.

It is an amenable number.

252271101 is a deficient number, since it is larger than the sum of its proper divisors (88533699).

252271101 is a wasteful number, since it uses less digits than its factorization.

252271101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588.

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 252271101 is about 15883.0444499787. The cubic root of 252271101 is about 631.8623827438.

The spelling of 252271101 in words is "two hundred fifty-two million, two hundred seventy-one thousand, one hundred one".