320311123023 has 8 divisors (see below), whose sum is σ = 438624240688. Its totient is φ = 207769377024.

The previous prime is 320311123009. The next prime is 320311123061. The reversal of 320311123023 is 320321113023.

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

It is not a de Polignac number, because 320311123023 - 2⁵ = 320311122991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320311123123) 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 7 ways as a sum of consecutive naturals, for example, 1442842786 + ... + 1442843007.

It is an arithmetic number, because the mean of its divisors is an integer number (54828030086).

Almost surely, 2^320311123023 is an apocalyptic number.

320311123023 is a deficient number, since it is larger than the sum of its proper divisors (118313117665).

320311123023 is a wasteful number, since it uses less digits than its factorization.

320311123023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885685833.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 320311123023 its reverse (320321113023), we get a palindrome (640632236046).

The spelling of 320311123023 in words is "three hundred twenty billion, three hundred eleven million, one hundred twenty-three thousand, twenty-three".