11113234140 has 48 divisors (see below), whose sum is σ = 32754798720. Its totient is φ = 2807553600.

The previous prime is 11113234117. The next prime is 11113234141. The reversal of 11113234140 is 4143231111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113234141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4873086 + ... + 4875365.

It is an arithmetic number, because the mean of its divisors is an integer number (682391640).

Almost surely, 2^11113234140 is an apocalyptic number.

11113234140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11113234140 is an abundant number, since it is smaller than the sum of its proper divisors (21641564580).

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

11113234140 is a wasteful number, since it uses less digits than its factorization.

11113234140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9748482 (or 9748480 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11113234140 its reverse (4143231111), we get a palindrome (15256465251).

The spelling of 11113234140 in words is "eleven billion, one hundred thirteen million, two hundred thirty-four thousand, one hundred forty".