4422332021 has 2 divisors, whose sum is σ = 4422332022. Its totient is φ = 4422332020.

The previous prime is 4422331997. The next prime is 4422332027. The reversal of 4422332021 is 1202332244.

4422332021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3622234225 + 800097796 = 60185^2 + 28286^2 .

It is a cyclic number.

It is not a de Polignac number, because 4422332021 - 2⁶ = 4422331957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4422332027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2211166010 + 2211166011.

It is an arithmetic number, because the mean of its divisors is an integer number (2211166011).

Almost surely, 2^4422332021 is an apocalyptic number.

It is an amenable number.

4422332021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4422332021 is an equidigital number, since it uses as much as digits as its factorization.

4422332021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 4422332021 is about 66500.6166963886. The cubic root of 4422332021 is about 1641.4101520219.

Adding to 4422332021 its reverse (1202332244), we get a palindrome (5624664265).

The spelling of 4422332021 in words is "four billion, four hundred twenty-two million, three hundred thirty-two thousand, twenty-one".