12044322443 has 4 divisors (see below), whose sum is σ = 12096015048. Its totient is φ = 11992629840.

The previous prime is 12044322431. The next prime is 12044322491. The reversal of 12044322443 is 34422344021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12044322443 - 2¹⁸ = 12044060299 is a prime.

It is a super-2 number, since 2×12044322443² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12044322943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25845953 + ... + 25846418.

It is an arithmetic number, because the mean of its divisors is an integer number (3024003762).

Almost surely, 2^12044322443 is an apocalyptic number.

12044322443 is a deficient number, since it is larger than the sum of its proper divisors (51692605).

12044322443 is an equidigital number, since it uses as much as digits as its factorization.

12044322443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51692604.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 12044322443 its reverse (34422344021), we get a palindrome (46466666464).

The spelling of 12044322443 in words is "twelve billion, forty-four million, three hundred twenty-two thousand, four hundred forty-three".