321320331322 has 8 divisors (see below), whose sum is σ = 483035160276. Its totient is φ = 160308611232.

The previous prime is 321320331317. The next prime is 321320331361. The reversal of 321320331322 is 223133023123.

It can be written as a sum of positive squares in 2 ways, for example, as 295328120481 + 25992210841 = 543441^2 + 161221^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175776073 + ... + 175777900.

Almost surely, 2^321320331322 is an apocalyptic number.

321320331322 is a deficient number, since it is larger than the sum of its proper divisors (161714828954).

321320331322 is a wasteful number, since it uses less digits than its factorization.

321320331322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351554432.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 321320331322 its reverse (223133023123), we get a palindrome (544453354445).

The spelling of 321320331322 in words is "three hundred twenty-one billion, three hundred twenty million, three hundred thirty-one thousand, three hundred twenty-two".