323210111023 has 4 divisors (see below), whose sum is σ = 323534294680. Its totient is φ = 322885927368.

The previous prime is 323210111011. The next prime is 323210111027. The reversal of 323210111023 is 320111012323.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323210111023 is a prime.

It is a super-2 number, since 2×323210111023² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323210111027) 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, 162090333 + ... + 162092326.

It is an arithmetic number, because the mean of its divisors is an integer number (80883573670).

Almost surely, 2^323210111023 is an apocalyptic number.

323210111023 is a deficient number, since it is larger than the sum of its proper divisors (324183657).

323210111023 is an equidigital number, since it uses as much as digits as its factorization.

323210111023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324183656.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 323210111023 its reverse (320111012323), we get a palindrome (643321123346).

The spelling of 323210111023 in words is "three hundred twenty-three billion, two hundred ten million, one hundred eleven thousand, twenty-three".