12134421244 has 12 divisors (see below), whose sum is σ = 23165713368. Its totient is φ = 5515646000.

The previous prime is 12134421241. The next prime is 12134421253. The reversal of 12134421244 is 44212443121.

12134421244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12134421241) 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 3 ways as a sum of consecutive naturals, for example, 137891107 + ... + 137891194.

It is an arithmetic number, because the mean of its divisors is an integer number (1930476114).

Almost surely, 2^12134421244 is an apocalyptic number.

It is an amenable number.

12134421244 is a deficient number, since it is larger than the sum of its proper divisors (11031292124).

12134421244 is a wasteful number, since it uses less digits than its factorization.

12134421244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275782316 (or 275782314 counting only the distinct ones).

The product of its digits is 6144, while the sum is 28.

Adding to 12134421244 its reverse (44212443121), we get a palindrome (56346864365).

The spelling of 12134421244 in words is "twelve billion, one hundred thirty-four million, four hundred twenty-one thousand, two hundred forty-four".