11221002002201 has 2 divisors, whose sum is σ = 11221002002202. Its totient is φ = 11221002002200.

The previous prime is 11221002002179. The next prime is 11221002002239. The reversal of 11221002002201 is 10220020012211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9522408505600 + 1698593496601 = 3085840^2 + 1303301^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221002002201 - 2³⁴ = 11203822133017 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11221002002401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610501001100 + 5610501001101.

It is an arithmetic number, because the mean of its divisors is an integer number (5610501001101).

Almost surely, 2^{11221002002201} is an apocalyptic number.

It is an amenable number.

11221002002201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221002002201 is an equidigital number, since it uses as much as digits as its factorization.

11221002002201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11221002002201 its reverse (10220020012211), we get a palindrome (21441022014412).

The spelling of 11221002002201 in words is "eleven trillion, two hundred twenty-one billion, two million, two thousand, two hundred one".