4222410221 has 2 divisors, whose sum is σ = 4222410222. Its totient is φ = 4222410220.

The previous prime is 4222410193. The next prime is 4222410229. The reversal of 4222410221 is 1220142224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2481434596 + 1740975625 = 49814^2 + 41725^2 .

It is a cyclic number.

It is not a de Polignac number, because 4222410221 - 2²² = 4218215917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4222410193 and 4222410202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4222410229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111205110 + 2111205111.

It is an arithmetic number, because the mean of its divisors is an integer number (2111205111).

Almost surely, 2^4222410221 is an apocalyptic number.

It is an amenable number.

4222410221 is a deficient number, since it is larger than the sum of its proper divisors (1).

4222410221 is an equidigital number, since it uses as much as digits as its factorization.

4222410221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4222410221 is about 64980.0755693620. The cubic root of 4222410221 is about 1616.2931836055.

Adding to 4222410221 its reverse (1220142224), we get a palindrome (5442552445).

The spelling of 4222410221 in words is "four billion, two hundred twenty-two million, four hundred ten thousand, two hundred twenty-one".