321213201332 has 48 divisors (see below), whose sum is σ = 624802429440. Its totient is φ = 143803622400.

The previous prime is 321213201271. The next prime is 321213201341. The reversal of 321213201332 is 233102312123.

It is a junction number, because it is equal to n+sod(n) for n = 321213201298 and 321213201307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1166969 + ... + 1415712.

It is an arithmetic number, because the mean of its divisors is an integer number (13016717280).

Almost surely, 2^321213201332 is an apocalyptic number.

It is an amenable number.

321213201332 is a deficient number, since it is larger than the sum of its proper divisors (303589228108).

321213201332 is a wasteful number, since it uses less digits than its factorization.

321213201332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2582792 (or 2582790 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 321213201332 its reverse (233102312123), we get a palindrome (554315513455).

The spelling of 321213201332 in words is "three hundred twenty-one billion, two hundred thirteen million, two hundred one thousand, three hundred thirty-two".