11131343144 has 64 divisors (see below), whose sum is σ = 21783867840. Its totient is φ = 5327769600.

The previous prime is 11131343101. The next prime is 11131343159. The reversal of 11131343144 is 44134313111.

11131343144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6951944 + ... + 6953544.

It is an arithmetic number, because the mean of its divisors is an integer number (340372935).

Almost surely, 2^11131343144 is an apocalyptic number.

It is an amenable number.

11131343144 is a deficient number, since it is larger than the sum of its proper divisors (10652524696).

11131343144 is a wasteful number, since it uses less digits than its factorization.

11131343144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010 (or 2006 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

Adding to 11131343144 its reverse (44134313111), we get a palindrome (55265656255).

The spelling of 11131343144 in words is "eleven billion, one hundred thirty-one million, three hundred forty-three thousand, one hundred forty-four".