11441231311 has 8 divisors (see below), whose sum is σ = 12071223920. Its totient is φ = 10814020992.

The previous prime is 11441231281. The next prime is 11441231339. The reversal of 11441231311 is 11313214411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11441231311 - 2¹³ = 11441223119 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 (11441231341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 687120 + ... + 703573.

It is an arithmetic number, because the mean of its divisors is an integer number (1508902990).

Almost surely, 2^11441231311 is an apocalyptic number.

11441231311 is a deficient number, since it is larger than the sum of its proper divisors (629992609).

11441231311 is a wasteful number, since it uses less digits than its factorization.

11441231311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391145.

The product of its digits is 288, while the sum is 22.

Adding to 11441231311 its reverse (11313214411), we get a palindrome (22754445722).

The spelling of 11441231311 in words is "eleven billion, four hundred forty-one million, two hundred thirty-one thousand, three hundred eleven".