11002211002009 has 4 divisors (see below), whose sum is σ = 11002248048820. Its totient is φ = 11002173955200.

The previous prime is 11002211001983. The next prime is 11002211002019. The reversal of 11002211002009 is 90020011220011.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6642717558409 + 4359493443600 = 2577347^2 + 2087940^2 .

It is a cyclic number.

It is not a de Polignac number, because 11002211002009 - 2²¹ = 11002208904857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11002211002019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18074304 + ... + 18673105.

It is an arithmetic number, because the mean of its divisors is an integer number (2750562012205).

Almost surely, 2^{11002211002009} is an apocalyptic number.

It is an amenable number.

11002211002009 is a deficient number, since it is larger than the sum of its proper divisors (37046811).

11002211002009 is an equidigital number, since it uses as much as digits as its factorization.

11002211002009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37046810.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 11002211002009 in words is "eleven trillion, two billion, two hundred eleven million, two thousand, nine".