11113133120 has 56 divisors (see below), whose sum is σ = 26656415064. Its totient is φ = 4412788736.

The previous prime is 11113133111. The next prime is 11113133147. The reversal of 11113133120 is 2133131111.

It can be written as a sum of positive squares in 4 ways, for example, as 4773151744 + 6339981376 = 69088^2 + 79624^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82907 + ... + 170586.

Almost surely, 2^11113133120 is an apocalyptic number.

11113133120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11113133120 is an abundant number, since it is smaller than the sum of its proper divisors (15543281944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11113133120 is a wasteful number, since it uses less digits than its factorization.

11113133120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253647 (or 253637 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 11113133120 its reverse (2133131111), we get a palindrome (13246264231).

The spelling of 11113133120 in words is "eleven billion, one hundred thirteen million, one hundred thirty-three thousand, one hundred twenty".