3220021339 has 2 divisors, whose sum is σ = 3220021340. Its totient is φ = 3220021338.

The previous prime is 3220021297. The next prime is 3220021349. The reversal of 3220021339 is 9331200223.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3220021339 - 2¹¹ = 3220019291 is a prime.

It is not a weakly prime, because it can be changed into another prime (3220021349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610010669 + 1610010670.

It is an arithmetic number, because the mean of its divisors is an integer number (1610010670).

Almost surely, 2^3220021339 is an apocalyptic number.

3220021339 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220021339 is an equidigital number, since it uses as much as digits as its factorization.

3220021339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 3220021339 is about 56745.2318613644. The cubic root of 3220021339 is about 1476.6795139126.

The spelling of 3220021339 in words is "three billion, two hundred twenty million, twenty-one thousand, three hundred thirty-nine".