3221009963 has 2 divisors, whose sum is σ = 3221009964. Its totient is φ = 3221009962.

The previous prime is 3221009929. The next prime is 3221009977. The reversal of 3221009963 is 3699001223.

It is a strong prime.

It is an emirp because it is prime and its reverse (3699001223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3221009963 - 2²⁰ = 3219961387 is a prime.

It is a super-2 number, since 2×3221009963² = 20749810363490522738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3221009983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610504981 + 1610504982.

It is an arithmetic number, because the mean of its divisors is an integer number (1610504982).

Almost surely, 2^3221009963 is an apocalyptic number.

3221009963 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221009963 is an equidigital number, since it uses as much as digits as its factorization.

3221009963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 3221009963 is about 56753.9422683570. The cubic root of 3221009963 is about 1476.8306238250.

The spelling of 3221009963 in words is "three billion, two hundred twenty-one million, nine thousand, nine hundred sixty-three".