252222514231 has 4 divisors (see below), whose sum is σ = 257588950752. Its totient is φ = 246856077712.

The previous prime is 252222514217. The next prime is 252222514237. The reversal of 252222514231 is 132415222252.

252222514231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252222514231 - 2²³ = 252214125623 is a prime.

It is a super-2 number, since 2×252222514231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 252222514193 and 252222514202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252222514237) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2683218190 + ... + 2683218283.

It is an arithmetic number, because the mean of its divisors is an integer number (64397237688).

Almost surely, 2^252222514231 is an apocalyptic number.

252222514231 is a deficient number, since it is larger than the sum of its proper divisors (5366436521).

252222514231 is an equidigital number, since it uses as much as digits as its factorization.

252222514231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5366436520.

The product of its digits is 19200, while the sum is 31.

Adding to 252222514231 its reverse (132415222252), we get a palindrome (384637736483).

The spelling of 252222514231 in words is "two hundred fifty-two billion, two hundred twenty-two million, five hundred fourteen thousand, two hundred thirty-one".