4332443222221 has 2 divisors, whose sum is σ = 4332443222222. Its totient is φ = 4332443222220.

The previous prime is 4332443222207. The next prime is 4332443222231. The reversal of 4332443222221 is 1222223442334.

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., 4328942133321 + 3501088900 = 2080611^2 + 59170^2 .

It is a cyclic number.

It is not a de Polignac number, because 4332443222221 - 2¹⁵ = 4332443189453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4332443222231) 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, 2166221611110 + 2166221611111.

It is an arithmetic number, because the mean of its divisors is an integer number (2166221611111).

Almost surely, 2^{4332443222221} is an apocalyptic number.

It is an amenable number.

4332443222221 is a deficient number, since it is larger than the sum of its proper divisors (1).

4332443222221 is an equidigital number, since it uses as much as digits as its factorization.

4332443222221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 34.

Adding to 4332443222221 its reverse (1222223442334), we get a palindrome (5554666664555).

The spelling of 4332443222221 in words is "four trillion, three hundred thirty-two billion, four hundred forty-three million, two hundred twenty-two thousand, two hundred twenty-one".