12242321443 has 16 divisors (see below), whose sum is σ = 13403681280. Its totient is φ = 11089108800.

The previous prime is 12242321417. The next prime is 12242321479. The reversal of 12242321443 is 34412324221.

It is not a de Polignac number, because 12242321443 - 2⁵ = 12242321411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12242328443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5296258 + ... + 5298568.

It is an arithmetic number, because the mean of its divisors is an integer number (837730080).

Almost surely, 2^12242321443 is an apocalyptic number.

12242321443 is a deficient number, since it is larger than the sum of its proper divisors (1161359837).

12242321443 is a wasteful number, since it uses less digits than its factorization.

12242321443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3858.

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

Adding to 12242321443 its reverse (34412324221), we get a palindrome (46654645664).

The spelling of 12242321443 in words is "twelve billion, two hundred forty-two million, three hundred twenty-one thousand, four hundred forty-three".