123323312123323 has 16 divisors (see below), whose sum is σ = 133737233666400. Its totient is φ = 113042305829376.

The previous prime is 123323312123317. The next prime is 123323312123443. The reversal of 123323312123323 is 323321213323321.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123323312123323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123323318123323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1449565 + ... + 15771742.

It is an arithmetic number, because the mean of its divisors is an integer number (8358577104150).

Almost surely, 2^{123323312123323} is an apocalyptic number.

123323312123323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123323312123323 is a deficient number, since it is larger than the sum of its proper divisors (10413921543077).

123323312123323 is a wasteful number, since it uses less digits than its factorization.

123323312123323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17225166.

The product of its digits is 69984, while the sum is 34.

Adding to 123323312123323 its reverse (323321213323321), we get a palindrome (446644525446644).

The spelling of 123323312123323 in words is "one hundred twenty-three trillion, three hundred twenty-three billion, three hundred twelve million, one hundred twenty-three thousand, three hundred twenty-three".