11100113203 has 4 divisors (see below), whose sum is σ = 11118104280. Its totient is φ = 11082122128.

The previous prime is 11100113173. The next prime is 11100113273. The reversal of 11100113203 is 30231100111.

11100113203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11100113203 - 2⁹ = 11100112691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11100113273) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8994613 + ... + 8995846.

It is an arithmetic number, because the mean of its divisors is an integer number (2779526070).

Almost surely, 2^11100113203 is an apocalyptic number.

11100113203 is a deficient number, since it is larger than the sum of its proper divisors (17991077).

11100113203 is an equidigital number, since it uses as much as digits as its factorization.

11100113203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17991076.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11100113203 its reverse (30231100111), we get a palindrome (41331213314).

The spelling of 11100113203 in words is "eleven billion, one hundred million, one hundred thirteen thousand, two hundred three".