3330221309 has 2 divisors, whose sum is σ = 3330221310. Its totient is φ = 3330221308.

The previous prime is 3330221291. The next prime is 3330221317. The reversal of 3330221309 is 9031220333.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1825169284 + 1505052025 = 42722^2 + 38795^2 .

It is a cyclic number.

It is not a de Polignac number, because 3330221309 - 2¹² = 3330217213 is a prime.

It is a super-2 number, since 2×3330221309² = 22180747933835346962, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3330221509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1665110654 + 1665110655.

It is an arithmetic number, because the mean of its divisors is an integer number (1665110655).

Almost surely, 2^3330221309 is an apocalyptic number.

It is an amenable number.

3330221309 is a deficient number, since it is larger than the sum of its proper divisors (1).

3330221309 is an equidigital number, since it uses as much as digits as its factorization.

3330221309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 26.

The square root of 3330221309 is about 57708.0697043316. The cubic root of 3330221309 is about 1493.3365627532.

The spelling of 3330221309 in words is "three billion, three hundred thirty million, two hundred twenty-one thousand, three hundred nine".