11100133103 has 4 divisors (see below), whose sum is σ = 11100347808. Its totient is φ = 11099918400.

The previous prime is 11100133081. The next prime is 11100133123. The reversal of 11100133103 is 30133100111.

It is a happy number.

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 11100133103 - 2²⁰ = 11099084527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100133123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22778 + ... + 150728.

It is an arithmetic number, because the mean of its divisors is an integer number (2775086952).

Almost surely, 2^11100133103 is an apocalyptic number.

11100133103 is a deficient number, since it is larger than the sum of its proper divisors (214705).

11100133103 is an equidigital number, since it uses as much as digits as its factorization.

11100133103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214704.

The product of its (nonzero) digits is 27, while the sum is 14.

Adding to 11100133103 its reverse (30133100111), we get a palindrome (41233233214).

The spelling of 11100133103 in words is "eleven billion, one hundred million, one hundred thirty-three thousand, one hundred three".