252315322222 has 16 divisors (see below), whose sum is σ = 381941049600. Its totient is φ = 125004563320.

The previous prime is 252315322201. The next prime is 252315322241. The reversal of 252315322222 is 222223513252.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 558022 + ... + 903337.

It is an arithmetic number, because the mean of its divisors is an integer number (23871315600).

Almost surely, 2^252315322222 is an apocalyptic number.

252315322222 is a deficient number, since it is larger than the sum of its proper divisors (129625727378).

252315322222 is a wasteful number, since it uses less digits than its factorization.

252315322222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462151.

The product of its digits is 28800, while the sum is 31.

Adding to 252315322222 its reverse (222223513252), we get a palindrome (474538835474).

The spelling of 252315322222 in words is "two hundred fifty-two billion, three hundred fifteen million, three hundred twenty-two thousand, two hundred twenty-two".