3020221273 has 2 divisors, whose sum is σ = 3020221274. Its totient is φ = 3020221272.

The previous prime is 3020221261. The next prime is 3020221313. The reversal of 3020221273 is 3721220203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2352929049 + 667292224 = 48507^2 + 25832^2 .

It is a cyclic number.

It is not a de Polignac number, because 3020221273 - 2¹⁷ = 3020090201 is a prime.

It is not a weakly prime, because it can be changed into another prime (3020221213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1510110636 + 1510110637.

It is an arithmetic number, because the mean of its divisors is an integer number (1510110637).

Almost surely, 2^3020221273 is an apocalyptic number.

It is an amenable number.

3020221273 is a deficient number, since it is larger than the sum of its proper divisors (1).

3020221273 is an equidigital number, since it uses as much as digits as its factorization.

3020221273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 3020221273 is about 54956.5398565084. The cubic root of 3020221273 is about 1445.4827747948.

Adding to 3020221273 its reverse (3721220203), we get a palindrome (6741441476).

The spelling of 3020221273 in words is "three billion, twenty million, two hundred twenty-one thousand, two hundred seventy-three".