12204134443 has 16 divisors (see below), whose sum is σ = 12889336320. Its totient is φ = 11532254976.

The previous prime is 12204134441. The next prime is 12204134447. The reversal of 12204134443 is 34443140221.

12204134443 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 12204134443 - 2¹ = 12204134441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12204134441) 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, 1304938 + ... + 1314256.

It is an arithmetic number, because the mean of its divisors is an integer number (805583520).

Almost surely, 2^12204134443 is an apocalyptic number.

12204134443 is a deficient number, since it is larger than the sum of its proper divisors (685201877).

12204134443 is an equidigital number, since it uses as much as digits as its factorization.

12204134443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10026.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 12204134443 its reverse (34443140221), we get a palindrome (46647274664).

The spelling of 12204134443 in words is "twelve billion, two hundred four million, one hundred thirty-four thousand, four hundred forty-three".