321120332 has 12 divisors (see below), whose sum is σ = 605188416. Its totient is φ = 148209360.

The previous prime is 321120307. The next prime is 321120379. The reversal of 321120332 is 233021123.

It is a self number, because there is not a number n which added to its sum of digits gives 321120332.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3087644 + ... + 3087747.

It is an arithmetic number, because the mean of its divisors is an integer number (50432368).

Almost surely, 2^321120332 is an apocalyptic number.

It is an amenable number.

321120332 is a deficient number, since it is larger than the sum of its proper divisors (284068084).

321120332 is a wasteful number, since it uses less digits than its factorization.

321120332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6175408 (or 6175406 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 321120332 is about 17919.8306911645. The cubic root of 321120332 is about 684.7876742612.

Adding to 321120332 its reverse (233021123), we get a palindrome (554141455).

The spelling of 321120332 in words is "three hundred twenty-one million, one hundred twenty thousand, three hundred thirty-two".