213302320122 has 32 divisors (see below), whose sum is σ = 441342679680. Its totient is φ = 68644739520.

The previous prime is 213302320111. The next prime is 213302320123. The reversal of 213302320122 is 221023203312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (213302320123) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3951003 + ... + 4004625.

It is an arithmetic number, because the mean of its divisors is an integer number (13791958740).

Almost surely, 2^213302320122 is an apocalyptic number.

213302320122 is an abundant number, since it is smaller than the sum of its proper divisors (228040359558).

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

213302320122 is a wasteful number, since it uses less digits than its factorization.

213302320122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76518.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 213302320122 its reverse (221023203312), we get a palindrome (434325523434).

The spelling of 213302320122 in words is "two hundred thirteen billion, three hundred two million, three hundred twenty thousand, one hundred twenty-two".