320233221231123 has 4 divisors (see below), whose sum is σ = 426977628308168. Its totient is φ = 213488814154080.

The previous prime is 320233221231059. The next prime is 320233221231137. The reversal of 320233221231123 is 321132122332023.

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

It is not a de Polignac number, because 320233221231123 - 2⁶ = 320233221231059 is a prime.

It is a super-2 number, since 2×320233221231123² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320233221238123) 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, 53372203538518 + ... + 53372203538523.

It is an arithmetic number, because the mean of its divisors is an integer number (106744407077042).

Almost surely, 2^{320233221231123} is an apocalyptic number.

320233221231123 is a deficient number, since it is larger than the sum of its proper divisors (106744407077045).

320233221231123 is a wasteful number, since it uses less digits than its factorization.

320233221231123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106744407077044.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 320233221231123 its reverse (321132122332023), we get a palindrome (641365343563146).

The spelling of 320233221231123 in words is "three hundred twenty trillion, two hundred thirty-three billion, two hundred twenty-one million, two hundred thirty-one thousand, one hundred twenty-three".