321320013301 has 16 divisors (see below), whose sum is σ = 389015205120. Its totient is φ = 259088820480.

The previous prime is 321320013277. The next prime is 321320013317. The reversal of 321320013301 is 103310023123.

It is not a de Polignac number, because 321320013301 - 2⁷ = 321320013173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321320013101) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 419490 + ... + 904771.

It is an arithmetic number, because the mean of its divisors is an integer number (24313450320).

Almost surely, 2^321320013301 is an apocalyptic number.

It is an amenable number.

321320013301 is a deficient number, since it is larger than the sum of its proper divisors (67695191819).

321320013301 is a wasteful number, since it uses less digits than its factorization.

321320013301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326324.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 321320013301 its reverse (103310023123), we get a palindrome (424630036424).

The spelling of 321320013301 in words is "three hundred twenty-one billion, three hundred twenty million, thirteen thousand, three hundred one".