322021231313 has 4 divisors (see below), whose sum is σ = 322346178048. Its totient is φ = 321696284580.

The previous prime is 322021231267. The next prime is 322021231331. The reversal of 322021231313 is 313132120223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 313132120223 = 13 ⋅24087086171.

It is a cyclic number.

It is not a de Polignac number, because 322021231313 - 2²⁶ = 321954122449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322021231333) 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, 162471881 + ... + 162473862.

It is an arithmetic number, because the mean of its divisors is an integer number (80586544512).

Almost surely, 2^322021231313 is an apocalyptic number.

It is an amenable number.

322021231313 is a deficient number, since it is larger than the sum of its proper divisors (324946735).

322021231313 is an equidigital number, since it uses as much as digits as its factorization.

322021231313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324946734.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 322021231313 its reverse (313132120223), we get a palindrome (635153351536).

The spelling of 322021231313 in words is "three hundred twenty-two billion, twenty-one million, two hundred thirty-one thousand, three hundred thirteen".