321213310332 has 24 divisors (see below), whose sum is σ = 753985739136. Its totient is φ = 106429958448.

The previous prime is 321213310291. The next prime is 321213310333. The reversal of 321213310332 is 233013312123.

321213310332 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321213310333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80141038 + ... + 80145045.

It is an arithmetic number, because the mean of its divisors is an integer number (31416072464).

Almost surely, 2^321213310332 is an apocalyptic number.

It is an amenable number.

321213310332 is an abundant number, since it is smaller than the sum of its proper divisors (432772428804).

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

321213310332 is a wasteful number, since it uses less digits than its factorization.

321213310332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160286257 (or 160286255 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 321213310332 its reverse (233013312123), we get a palindrome (554226622455).

The spelling of 321213310332 in words is "three hundred twenty-one billion, two hundred thirteen million, three hundred ten thousand, three hundred thirty-two".