123314331112321 has 4 divisors (see below), whose sum is σ = 126182106254512. Its totient is φ = 120446555970132.

The previous prime is 123314331112319. The next prime is 123314331112363. The reversal of 123314331112321 is 123211133413321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 123314331112321 - 2¹ = 123314331112319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123314331112381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433887571031 + ... + 1433887571116.

It is an arithmetic number, because the mean of its divisors is an integer number (31545526563628).

Almost surely, 2^{123314331112321} is an apocalyptic number.

It is an amenable number.

123314331112321 is a deficient number, since it is larger than the sum of its proper divisors (2867775142191).

123314331112321 is an equidigital number, since it uses as much as digits as its factorization.

123314331112321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2867775142190.

The product of its digits is 7776, while the sum is 31.

Adding to 123314331112321 its reverse (123211133413321), we get a palindrome (246525464525642).

The spelling of 123314331112321 in words is "one hundred twenty-three trillion, three hundred fourteen billion, three hundred thirty-one million, one hundred twelve thousand, three hundred twenty-one".