123323102443403 has 4 divisors (see below), whose sum is σ = 123492735322320. Its totient is φ = 123153469564488.

The previous prime is 123323102443243. The next prime is 123323102443421. The reversal of 123323102443403 is 304344201323321.

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 123323102443403 - 2³⁰ = 123322028701579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123323102443423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84816438368 + ... + 84816439821.

It is an arithmetic number, because the mean of its divisors is an integer number (30873183830580).

Almost surely, 2^{123323102443403} is an apocalyptic number.

123323102443403 is a deficient number, since it is larger than the sum of its proper divisors (169632878917).

123323102443403 is an equidigital number, since it uses as much as digits as its factorization.

123323102443403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169632878916.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 123323102443403 its reverse (304344201323321), we get a palindrome (427667303766724).

The spelling of 123323102443403 in words is "one hundred twenty-three trillion, three hundred twenty-three billion, one hundred two million, four hundred forty-three thousand, four hundred three".