323221221233 has 4 divisors (see below), whose sum is σ = 324573611520. Its totient is φ = 321868830948.

The previous prime is 323221221163. The next prime is 323221221247. The reversal of 323221221233 is 332122122323.

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: 332122122323 = 2879 ⋅115360237.

It is a cyclic number.

It is not a de Polignac number, because 323221221233 - 2²⁰ = 323220172657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323221227233) 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, 676194785 + ... + 676195262.

It is an arithmetic number, because the mean of its divisors is an integer number (81143402880).

Almost surely, 2^323221221233 is an apocalyptic number.

It is an amenable number.

323221221233 is a deficient number, since it is larger than the sum of its proper divisors (1352390287).

323221221233 is a wasteful number, since it uses less digits than its factorization.

323221221233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352390286.

The product of its digits is 5184, while the sum is 26.

Adding to 323221221233 its reverse (332122122323), we get a palindrome (655343343556).

The spelling of 323221221233 in words is "three hundred twenty-three billion, two hundred twenty-one million, two hundred twenty-one thousand, two hundred thirty-three".