11044231311 has 4 divisors (see below), whose sum is σ = 14725641752. Its totient is φ = 7362820872.

The previous prime is 11044231309. The next prime is 11044231313. The reversal of 11044231311 is 11313244011.

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

It is an interprime number because it is at equal distance from previous prime (11044231309) and next prime (11044231313).

It is not a de Polignac number, because 11044231311 - 2¹ = 11044231309 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 (11044231313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1840705216 + ... + 1840705221.

It is an arithmetic number, because the mean of its divisors is an integer number (3681410438).

Almost surely, 2^11044231311 is an apocalyptic number.

11044231311 is a deficient number, since it is larger than the sum of its proper divisors (3681410441).

11044231311 is an equidigital number, since it uses as much as digits as its factorization.

11044231311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3681410440.

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

Adding to 11044231311 its reverse (11313244011), we get a palindrome (22357475322).

The spelling of 11044231311 in words is "eleven billion, forty-four million, two hundred thirty-one thousand, three hundred eleven".