12442120204 has 24 divisors (see below), whose sum is σ = 22763432160. Its totient is φ = 5950555952.

The previous prime is 12442120199. The next prime is 12442120213. The reversal of 12442120204 is 40202124421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79159 + ... + 176494.

It is an arithmetic number, because the mean of its divisors is an integer number (948476340).

Almost surely, 2^12442120204 is an apocalyptic number.

It is an amenable number.

12442120204 is a deficient number, since it is larger than the sum of its proper divisors (10321311956).

12442120204 is an equidigital number, since it uses as much as digits as its factorization.

12442120204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255726 (or 255678 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 12442120204 its reverse (40202124421), we get a palindrome (52644244625).

The spelling of 12442120204 in words is "twelve billion, four hundred forty-two million, one hundred twenty thousand, two hundred four".