3022220321 has 2 divisors, whose sum is σ = 3022220322. Its totient is φ = 3022220320.

The previous prime is 3022220303. The next prime is 3022220329. The reversal of 3022220321 is 1230222203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1790982400 + 1231237921 = 42320^2 + 35089^2 .

It is a cyclic number.

It is not a de Polignac number, because 3022220321 - 2¹⁴ = 3022203937 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3022220321.

It is not a weakly prime, because it can be changed into another prime (3022220329) 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, 1511110160 + 1511110161.

It is an arithmetic number, because the mean of its divisors is an integer number (1511110161).

Almost surely, 2^3022220321 is an apocalyptic number.

It is an amenable number.

3022220321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3022220321 is an equidigital number, since it uses as much as digits as its factorization.

3022220321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 3022220321 is about 54974.7243831199. The cubic root of 3022220321 is about 1445.8016203246.

Adding to 3022220321 its reverse (1230222203), we get a palindrome (4252442524).

The spelling of 3022220321 in words is "three billion, twenty-two million, two hundred twenty thousand, three hundred twenty-one".