11220111200201 has 2 divisors, whose sum is σ = 11220111200202. Its totient is φ = 11220111200200.

The previous prime is 11220111200167. The next prime is 11220111200231. The reversal of 11220111200201 is 10200211102211.

11220111200201 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., 11163276640201 + 56834560000 = 3341149^2 + 238400^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220111200201 - 2³⁴ = 11202931331017 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 (11220111200231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610055600100 + 5610055600101.

It is an arithmetic number, because the mean of its divisors is an integer number (5610055600101).

Almost surely, 2^{11220111200201} is an apocalyptic number.

It is an amenable number.

11220111200201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220111200201 is an equidigital number, since it uses as much as digits as its factorization.

11220111200201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11220111200201 its reverse (10200211102211), we get a palindrome (21420322302412).

The spelling of 11220111200201 in words is "eleven trillion, two hundred twenty billion, one hundred eleven million, two hundred thousand, two hundred one".