12004223242 has 32 divisors (see below), whose sum is σ = 20247384960. Its totient is φ = 5289727680.

The previous prime is 12004223239. The next prime is 12004223267. The reversal of 12004223242 is 24232240021.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198859 + ... + 252097.

It is an arithmetic number, because the mean of its divisors is an integer number (632730780).

Almost surely, 2^12004223242 is an apocalyptic number.

12004223242 is a deficient number, since it is larger than the sum of its proper divisors (8243161718).

12004223242 is a wasteful number, since it uses less digits than its factorization.

12004223242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53566.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 12004223242 its reverse (24232240021), we get a palindrome (36236463263).

The spelling of 12004223242 in words is "twelve billion, four million, two hundred twenty-three thousand, two hundred forty-two".