2422201 has 2 divisors, whose sum is σ = 2422202. Its totient is φ = 2422200.

The previous prime is 2422183. The next prime is 2422207. The reversal of 2422201 is 1022242.

2422201 = 1100² + 1101².

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1212201 + 1210000 = 1101^2 + 1100^2 .

It is a cyclic number.

It is not a de Polignac number, because 2422201 - 2⁵ = 2422169 is a prime.

It is not a weakly prime, because it can be changed into another prime (2422207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211100 + 1211101.

It is an arithmetic number, because the mean of its divisors is an integer number (1211101).

2^2422201 is an apocalyptic number.

2422201 is the 1101-st centered square number.

It is an amenable number.

2422201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2422201 is an equidigital number, since it uses as much as digits as its factorization.

2422201 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 13.

The square root of 2422201 is about 1556.3421860247. The cubic root of 2422201 is about 134.2981591325.

Adding to 2422201 its reverse (1022242), we get a palindrome (3444443).

The spelling of 2422201 in words is "two million, four hundred twenty-two thousand, two hundred one".