11111210002201 has 2 divisors, whose sum is σ = 11111210002202. Its totient is φ = 11111210002200.

The previous prime is 11111210002051. The next prime is 11111210002213. The reversal of 11111210002201 is 10220001211111.

It is a happy number.

11111210002201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9731405030400 + 1379804971801 = 3119520^2 + 1174651^2 .

It is an emirp because it is prime and its reverse (10220001211111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11111210002201 - 2¹⁷ = 11111209871129 is a prime.

It is not a weakly prime, because it can be changed into another prime (11111210002271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555605001100 + 5555605001101.

It is an arithmetic number, because the mean of its divisors is an integer number (5555605001101).

Almost surely, 2^{11111210002201} is an apocalyptic number.

It is an amenable number.

11111210002201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111210002201 is an equidigital number, since it uses as much as digits as its factorization.

11111210002201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11111210002201 its reverse (10220001211111), we get a palindrome (21331211213312).

The spelling of 11111210002201 in words is "eleven trillion, one hundred eleven billion, two hundred ten million, two thousand, two hundred one".