12120444004 has 24 divisors (see below), whose sum is σ = 21338634240. Its totient is φ = 6023745024.

The previous prime is 12120444001. The next prime is 12120444043. The reversal of 12120444004 is 40044402121.

12120444004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12120444001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1012317 + ... + 1024219.

It is an arithmetic number, because the mean of its divisors is an integer number (889109760).

Almost surely, 2^12120444004 is an apocalyptic number.

It is an amenable number.

12120444004 is a deficient number, since it is larger than the sum of its proper divisors (9218190236).

12120444004 is a wasteful number, since it uses less digits than its factorization.

12120444004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13419 (or 13417 counting only the distinct ones).

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

Adding to 12120444004 its reverse (40044402121), we get a palindrome (52164846125).

The spelling of 12120444004 in words is "twelve billion, one hundred twenty million, four hundred forty-four thousand, four".