11100432133 has 4 divisors (see below), whose sum is σ = 12686208160. Its totient is φ = 9514656108.

The previous prime is 11100432107. The next prime is 11100432163. The reversal of 11100432133 is 33123400111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11100432133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11100432133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100432163) 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, 792888003 + ... + 792888016.

It is an arithmetic number, because the mean of its divisors is an integer number (3171552040).

Almost surely, 2^11100432133 is an apocalyptic number.

It is an amenable number.

11100432133 is a deficient number, since it is larger than the sum of its proper divisors (1585776027).

11100432133 is an equidigital number, since it uses as much as digits as its factorization.

11100432133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585776026.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11100432133 its reverse (33123400111), we get a palindrome (44223832244).

The spelling of 11100432133 in words is "eleven billion, one hundred million, four hundred thirty-two thousand, one hundred thirty-three".