12304423104321 has 4 divisors (see below), whose sum is σ = 16405897472432. Its totient is φ = 8202948736212.

The previous prime is 12304423104269. The next prime is 12304423104331. The reversal of 12304423104321 is 12340132440321.

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 not a de Polignac number, because 12304423104321 - 2²⁵ = 12304389549889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12304423104331) 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, 2050737184051 + ... + 2050737184056.

It is an arithmetic number, because the mean of its divisors is an integer number (4101474368108).

Almost surely, 2^{12304423104321} is an apocalyptic number.

It is an amenable number.

12304423104321 is a deficient number, since it is larger than the sum of its proper divisors (4101474368111).

12304423104321 is an equidigital number, since it uses as much as digits as its factorization.

12304423104321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4101474368110.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 12304423104321 its reverse (12340132440321), we get a palindrome (24644555544642).

The spelling of 12304423104321 in words is "twelve trillion, three hundred four billion, four hundred twenty-three million, one hundred four thousand, three hundred twenty-one".