11202011009 has 4 divisors (see below), whose sum is σ = 12802298304. Its totient is φ = 9601723716.

The previous prime is 11202011003. The next prime is 11202011027. The reversal of 11202011009 is 90011020211.

11202011009 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11202011009 - 2²⁰ = 11200962433 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11202011003) 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, 800143637 + ... + 800143650.

It is an arithmetic number, because the mean of its divisors is an integer number (3200574576).

Almost surely, 2^11202011009 is an apocalyptic number.

It is an amenable number.

11202011009 is a deficient number, since it is larger than the sum of its proper divisors (1600287295).

11202011009 is an equidigital number, since it uses as much as digits as its factorization.

11202011009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600287294.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 11202011009 in words is "eleven billion, two hundred two million, eleven thousand, nine".