321320133233323 has 16 divisors (see below), whose sum is σ = 369094147899840. Its totient is φ = 274013956694016.

The previous prime is 321320133233321. The next prime is 321320133233357. The reversal of 321320133233323 is 323332331023123.

It is not a de Polignac number, because 321320133233323 - 2¹ = 321320133233321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321320133233321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70731115 + ... + 75136747.

It is an arithmetic number, because the mean of its divisors is an integer number (23068384243740).

Almost surely, 2^{321320133233323} is an apocalyptic number.

321320133233323 is a deficient number, since it is larger than the sum of its proper divisors (47774014666517).

321320133233323 is a wasteful number, since it uses less digits than its factorization.

321320133233323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4458726.

The product of its (nonzero) digits is 104976, while the sum is 34.

Adding to 321320133233323 its reverse (323332331023123), we get a palindrome (644652464256446).

The spelling of 321320133233323 in words is "three hundred twenty-one trillion, three hundred twenty billion, one hundred thirty-three million, two hundred thirty-three thousand, three hundred twenty-three".