213302222252 has 48 divisors (see below), whose sum is σ = 427762040832. Its totient is φ = 91167456960.

The previous prime is 213302222251. The next prime is 213302222267. The reversal of 213302222252 is 252222203312.

It is not an unprimeable number, because it can be changed into a prime (213302222251) 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, 22825493 + ... + 22834835.

It is an arithmetic number, because the mean of its divisors is an integer number (8911709184).

Almost surely, 2^213302222252 is an apocalyptic number.

It is an amenable number.

213302222252 is an abundant number, since it is smaller than the sum of its proper divisors (214459818580).

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

213302222252 is a wasteful number, since it uses less digits than its factorization.

213302222252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11478 (or 11476 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 213302222252 its reverse (252222203312), we get a palindrome (465524425564).

The spelling of 213302222252 in words is "two hundred thirteen billion, three hundred two million, two hundred twenty-two thousand, two hundred fifty-two".