11222401220201 has 2 divisors, whose sum is σ = 11222401220202. Its totient is φ = 11222401220200.

The previous prime is 11222401220167. The next prime is 11222401220203. The reversal of 11222401220201 is 10202210422211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11006808157801 + 215593062400 = 3317651^2 + 464320^2 .

It is an emirp because it is prime and its reverse (10202210422211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11222401220201 - 2¹⁴ = 11222401203817 is a prime.

Together with 11222401220203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11222401220203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611200610100 + 5611200610101.

It is an arithmetic number, because the mean of its divisors is an integer number (5611200610101).

Almost surely, 2^{11222401220201} is an apocalyptic number.

It is an amenable number.

11222401220201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222401220201 is an equidigital number, since it uses as much as digits as its factorization.

11222401220201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11222401220201 its reverse (10202210422211), we get a palindrome (21424611642412).

The spelling of 11222401220201 in words is "eleven trillion, two hundred twenty-two billion, four hundred one million, two hundred twenty thousand, two hundred one".