322320321331 has 4 divisors (see below), whose sum is σ = 333434815200. Its totient is φ = 311205827464.

The previous prime is 322320321313. The next prime is 322320321353. The reversal of 322320321331 is 133123023223.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 322320321331 - 2¹⁷ = 322320190259 is a prime.

It is a super-3 number, since 3×322320321331³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 322320321296 and 322320321305.

It is not an unprimeable number, because it can be changed into a prime (322320324331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5557246891 + ... + 5557246948.

It is an arithmetic number, because the mean of its divisors is an integer number (83358703800).

Almost surely, 2^322320321331 is an apocalyptic number.

322320321331 is a deficient number, since it is larger than the sum of its proper divisors (11114493869).

322320321331 is a wasteful number, since it uses less digits than its factorization.

322320321331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11114493868.

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

Adding to 322320321331 its reverse (133123023223), we get a palindrome (455443344554).

The spelling of 322320321331 in words is "three hundred twenty-two billion, three hundred twenty million, three hundred twenty-one thousand, three hundred thirty-one".