11113243100 has 72 divisors (see below), whose sum is σ = 24752009520. Its totient is φ = 4329515520.

The previous prime is 11113243081. The next prime is 11113243139. The reversal of 11113243100 is 134231111.

11113243100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11113243100² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 586982 + ... + 605618.

It is an arithmetic number, because the mean of its divisors is an integer number (343777910).

Almost surely, 2^11113243100 is an apocalyptic number.

11113243100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11113243100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12376004760).

11113243100 is an abundant number, since it is smaller than the sum of its proper divisors (13638766420).

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

11113243100 is a wasteful number, since it uses less digits than its factorization.

11113243100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18807 (or 18800 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11113243100 its reverse (134231111), we get a palindrome (11247474211).

The spelling of 11113243100 in words is "eleven billion, one hundred thirteen million, two hundred forty-three thousand, one hundred".