13244011311 has 4 divisors (see below), whose sum is σ = 17658681752. Its totient is φ = 8829340872.

The previous prime is 13244011217. The next prime is 13244011321. The reversal of 13244011311 is 11311044231.

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

It is not a de Polignac number, because 13244011311 - 2¹¹ = 13244009263 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 (13244011321) 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, 2207335216 + ... + 2207335221.

It is an arithmetic number, because the mean of its divisors is an integer number (4414670438).

Almost surely, 2^13244011311 is an apocalyptic number.

13244011311 is a deficient number, since it is larger than the sum of its proper divisors (4414670441).

13244011311 is an equidigital number, since it uses as much as digits as its factorization.

13244011311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4414670440.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 13244011311 its reverse (11311044231), we get a palindrome (24555055542).

The spelling of 13244011311 in words is "thirteen billion, two hundred forty-four million, eleven thousand, three hundred eleven".