321213352332 has 24 divisors (see below), whose sum is σ = 749573935936. Its totient is φ = 107060244048.

The previous prime is 321213352289. The next prime is 321213352349. The reversal of 321213352332 is 233253312123.

It is a self number, because there is not a number n which added to its sum of digits gives 321213352332.

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 7 ways as a sum of consecutive naturals, for example, 1235638 + ... + 1472829.

Almost surely, 2^321213352332 is an apocalyptic number.

It is an amenable number.

321213352332 is an abundant number, since it is smaller than the sum of its proper divisors (428360583604).

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

321213352332 is a wasteful number, since it uses less digits than its factorization.

321213352332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2718357 (or 2718355 counting only the distinct ones).

The product of its digits is 19440, while the sum is 30.

Adding to 321213352332 its reverse (233253312123), we get a palindrome (554466664455).

The spelling of 321213352332 in words is "three hundred twenty-one billion, two hundred thirteen million, three hundred fifty-two thousand, three hundred thirty-two".