123230304203 has 4 divisors (see below), whose sum is σ = 123782906688. Its totient is φ = 122677701720.

The previous prime is 123230304173. The next prime is 123230304221. The reversal of 123230304203 is 302403032321.

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 123230304203 - 2¹² = 123230300107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123230300203) 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, 276300908 + ... + 276301353.

It is an arithmetic number, because the mean of its divisors is an integer number (30945726672).

Almost surely, 2^123230304203 is an apocalyptic number.

123230304203 is a deficient number, since it is larger than the sum of its proper divisors (552602485).

123230304203 is an equidigital number, since it uses as much as digits as its factorization.

123230304203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552602484.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 123230304203 its reverse (302403032321), we get a palindrome (425633336524).

The spelling of 123230304203 in words is "one hundred twenty-three billion, two hundred thirty million, three hundred four thousand, two hundred three".