11011010011009 has 4 divisors (see below), whose sum is σ = 11011814276400. Its totient is φ = 11010205745620.

The previous prime is 11011010010971. The next prime is 11011010011087. The reversal of 11011010011009 is 90011001011011.

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 11011010011009 - 2³⁵ = 10976650272641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11011010010983 and 11011010011001.

It is not an unprimeable number, because it can be changed into a prime (11011010011909) 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, 402112159 + ... + 402139540.

It is an arithmetic number, because the mean of its divisors is an integer number (2752953569100).

Almost surely, 2^{11011010011009} is an apocalyptic number.

It is an amenable number.

11011010011009 is a deficient number, since it is larger than the sum of its proper divisors (804265391).

11011010011009 is an equidigital number, since it uses as much as digits as its factorization.

11011010011009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804265390.

The product of its (nonzero) digits is 9, while the sum is 16.

The spelling of 11011010011009 in words is "eleven trillion, eleven billion, ten million, eleven thousand, nine".