11120131311 has 16 divisors (see below), whose sum is σ = 15611433600. Its totient is φ = 7021336608.

The previous prime is 11120131291. The next prime is 11120131331. The reversal of 11120131311 is 11313102111.

It is an interprime number because it is at equal distance from previous prime (11120131291) and next prime (11120131331).

It is not a de Polignac number, because 11120131311 - 2⁵ = 11120131279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120131331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202920 + ... + 251826.

It is an arithmetic number, because the mean of its divisors is an integer number (975714600).

Almost surely, 2^11120131311 is an apocalyptic number.

11120131311 is a deficient number, since it is larger than the sum of its proper divisors (4491302289).

11120131311 is a wasteful number, since it uses less digits than its factorization.

11120131311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52918.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 11120131311 its reverse (11313102111), we get a palindrome (22433233422).

The spelling of 11120131311 in words is "eleven billion, one hundred twenty million, one hundred thirty-one thousand, three hundred eleven".