323023322131 has 4 divisors (see below), whose sum is σ = 323447795064. Its totient is φ = 322598849200.

The previous prime is 323023322123. The next prime is 323023322137. The reversal of 323023322131 is 131223320323.

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 323023322131 - 2³ = 323023322123 is a prime.

It is a super-2 number, since 2×323023322131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323023322096 and 323023322105.

It is not an unprimeable number, because it can be changed into a prime (323023322137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212235325 + ... + 212236846.

It is an arithmetic number, because the mean of its divisors is an integer number (80861948766).

Almost surely, 2^323023322131 is an apocalyptic number.

323023322131 is a deficient number, since it is larger than the sum of its proper divisors (424472933).

323023322131 is an equidigital number, since it uses as much as digits as its factorization.

323023322131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424472932.

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

Adding to 323023322131 its reverse (131223320323), we get a palindrome (454246642454).

The spelling of 323023322131 in words is "three hundred twenty-three billion, twenty-three million, three hundred twenty-two thousand, one hundred thirty-one".