11113011432 has 80 divisors (see below), whose sum is σ = 31501895040. Its totient is φ = 3659688864.

The previous prime is 11113011391. The next prime is 11113011451. The reversal of 11113011432 is 23411031111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 49528 + ... + 157095.

It is an arithmetic number, because the mean of its divisors is an integer number (393773688).

Almost surely, 2^11113011432 is an apocalyptic number.

11113011432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11113011432 is an abundant number, since it is smaller than the sum of its proper divisors (20388883608).

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

11113011432 is a wasteful number, since it uses less digits than its factorization.

11113011432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206724 (or 206711 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 11113011432 its reverse (23411031111), we get a palindrome (34524042543).

The spelling of 11113011432 in words is "eleven billion, one hundred thirteen million, eleven thousand, four hundred thirty-two".