12244320404311 has 4 divisors (see below), whose sum is σ = 12244329726400. Its totient is φ = 12244311082224.

The previous prime is 12244320404233. The next prime is 12244320404339. The reversal of 12244320404311 is 11340402344221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 12244320404311 - 2²¹ = 12244318307159 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 (12244320404711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2288166 + ... + 5452003.

It is an arithmetic number, because the mean of its divisors is an integer number (3061082431600).

Almost surely, 2^{12244320404311} is an apocalyptic number.

12244320404311 is a deficient number, since it is larger than the sum of its proper divisors (9322089).

12244320404311 is an equidigital number, since it uses as much as digits as its factorization.

12244320404311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9322088.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 12244320404311 its reverse (11340402344221), we get a palindrome (23584722748532).

The spelling of 12244320404311 in words is "twelve trillion, two hundred forty-four billion, three hundred twenty million, four hundred four thousand, three hundred eleven".