11313231311 has 8 divisors (see below), whose sum is σ = 11631939648. Its totient is φ = 10996560000.

The previous prime is 11313231299. The next prime is 11313231331.

11313231311 is nontrivially palindromic in base 10.

11313231311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11313231311 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 (11313231331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497990 + ... + 520211.

It is an arithmetic number, because the mean of its divisors is an integer number (1453992456).

Almost surely, 2^11313231311 is an apocalyptic number.

11313231311 is a deficient number, since it is larger than the sum of its proper divisors (318708337).

11313231311 is a wasteful number, since it uses less digits than its factorization.

11313231311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018513.

The product of its digits is 162, while the sum is 20.

The spelling of 11313231311 in words is "eleven billion, three hundred thirteen million, two hundred thirty-one thousand, three hundred eleven".