20331022323 has 8 divisors (see below), whose sum is σ = 27245634768. Its totient is φ = 13485212384.

The previous prime is 20331022307. The next prime is 20331022331. The reversal of 20331022323 is 32322013302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20331022323 - 2⁴ = 20331022307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20331022323.

It is not an unprimeable number, because it can be changed into a prime (20331022343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17199936 + ... + 17201117.

It is an arithmetic number, because the mean of its divisors is an integer number (3405704346).

Almost surely, 2^20331022323 is an apocalyptic number.

20331022323 is a deficient number, since it is larger than the sum of its proper divisors (6914612445).

20331022323 is a wasteful number, since it uses less digits than its factorization.

20331022323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34401253.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 20331022323 its reverse (32322013302), we get a palindrome (52653035625).

The spelling of 20331022323 in words is "twenty billion, three hundred thirty-one million, twenty-two thousand, three hundred twenty-three".