3322099721 has 2 divisors, whose sum is σ = 3322099722. Its totient is φ = 3322099720.

The previous prime is 3322099709. The next prime is 3322099757. The reversal of 3322099721 is 1279902233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2728495225 + 593604496 = 52235^2 + 24364^2 .

It is a cyclic number.

It is not a de Polignac number, because 3322099721 - 2¹⁴ = 3322083337 is a prime.

It is a super-2 number, since 2×3322099721² = 22072693112536555682, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3322099021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1661049860 + 1661049861.

It is an arithmetic number, because the mean of its divisors is an integer number (1661049861).

Almost surely, 2^3322099721 is an apocalyptic number.

It is an amenable number.

3322099721 is a deficient number, since it is larger than the sum of its proper divisors (1).

3322099721 is an equidigital number, since it uses as much as digits as its factorization.

3322099721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 3322099721 is about 57637.6588785492. The cubic root of 3322099721 is about 1492.1216147720.

The spelling of 3322099721 in words is "three billion, three hundred twenty-two million, ninety-nine thousand, seven hundred twenty-one".