22211021120201 has 2 divisors, whose sum is σ = 22211021120202. Its totient is φ = 22211021120200.

The previous prime is 22211021120149. The next prime is 22211021120213. The reversal of 22211021120201 is 10202112011222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21936155796025 + 274865324176 = 4683605^2 + 524276^2 .

It is a cyclic number.

It is not a de Polignac number, because 22211021120201 - 2⁶ = 22211021120137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22211021120201.

It is not a weakly prime, because it can be changed into another prime (22211021122201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105510560100 + 11105510560101.

It is an arithmetic number, because the mean of its divisors is an integer number (11105510560101).

Almost surely, 2^{22211021120201} is an apocalyptic number.

It is an amenable number.

22211021120201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22211021120201 is an equidigital number, since it uses as much as digits as its factorization.

22211021120201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22211021120201 its reverse (10202112011222), we get a palindrome (32413133131423).

The spelling of 22211021120201 in words is "twenty-two trillion, two hundred eleven billion, twenty-one million, one hundred twenty thousand, two hundred one".