12324104021 has 4 divisors (see below), whose sum is σ = 12532987200. Its totient is φ = 12115220844.

The previous prime is 12324104011. The next prime is 12324104047. The reversal of 12324104021 is 12040142321.

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 12324104021 - 2³⁰ = 11250362197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12324103984 and 12324104002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12324104011) 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, 104441501 + ... + 104441618.

It is an arithmetic number, because the mean of its divisors is an integer number (3133246800).

Almost surely, 2^12324104021 is an apocalyptic number.

It is an amenable number.

12324104021 is a deficient number, since it is larger than the sum of its proper divisors (208883179).

12324104021 is an equidigital number, since it uses as much as digits as its factorization.

12324104021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208883178.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12324104021 its reverse (12040142321), we get a palindrome (24364246342).

The spelling of 12324104021 in words is "twelve billion, three hundred twenty-four million, one hundred four thousand, twenty-one".