12134445223 has 16 divisors (see below), whose sum is σ = 12587613696. Its totient is φ = 11688122880.

The previous prime is 12134445161. The next prime is 12134445229. The reversal of 12134445223 is 32254443121.

12134445223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12134445223 - 2¹³ = 12134437031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12134445229) 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 15 ways as a sum of consecutive naturals, for example, 6149265 + ... + 6151237.

It is an arithmetic number, because the mean of its divisors is an integer number (786725856).

Almost surely, 2^12134445223 is an apocalyptic number.

12134445223 is a deficient number, since it is larger than the sum of its proper divisors (453168473).

12134445223 is a wasteful number, since it uses less digits than its factorization.

12134445223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3594.

The product of its digits is 23040, while the sum is 31.

Adding to 12134445223 its reverse (32254443121), we get a palindrome (44388888344).

The spelling of 12134445223 in words is "twelve billion, one hundred thirty-four million, four hundred forty-five thousand, two hundred twenty-three".