252240221010 has 32 divisors (see below), whose sum is σ = 613039530240. Its totient is φ = 66412614528.

The previous prime is 252240220979. The next prime is 252240221063. The reversal of 252240221010 is 10122042252.

252240221010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53212867 + ... + 53217606.

It is an arithmetic number, because the mean of its divisors is an integer number (19157485320).

Almost surely, 2^252240221010 is an apocalyptic number.

252240221010 is an abundant number, since it is smaller than the sum of its proper divisors (360799309230).

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

252240221010 is a wasteful number, since it uses less digits than its factorization.

252240221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106430562.

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 252240221010 its reverse (10122042252), we get a palindrome (262362263262).

The spelling of 252240221010 in words is "two hundred fifty-two billion, two hundred forty million, two hundred twenty-one thousand, ten".