11002002002221 has 8 divisors (see below), whose sum is σ = 11770908096800. Its totient is φ = 10252081243440.

The previous prime is 11002002002179. The next prime is 11002002002249. The reversal of 11002002002221 is 12220020020011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11002002002221 - 2²⁷ = 11001867784493 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 (11002002002261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4746332751 + ... + 4746335068.

It is an arithmetic number, because the mean of its divisors is an integer number (1471363512100).

Almost surely, 2^{11002002002221} is an apocalyptic number.

It is an amenable number.

11002002002221 is a deficient number, since it is larger than the sum of its proper divisors (768906094579).

11002002002221 is an equidigital number, since it uses as much as digits as its factorization.

11002002002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9492667899.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11002002002221 its reverse (12220020020011), we get a palindrome (23222022022232).

The spelling of 11002002002221 in words is "eleven trillion, two billion, two million, two thousand, two hundred twenty-one".