3221241307 has 2 divisors, whose sum is σ = 3221241308. Its totient is φ = 3221241306.

The previous prime is 3221241299. The next prime is 3221241329. The reversal of 3221241307 is 7031421223.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (7031421223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3221241307 - 2³ = 3221241299 is a prime.

It is not a weakly prime, because it can be changed into another prime (3221241337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610620653 + 1610620654.

It is an arithmetic number, because the mean of its divisors is an integer number (1610620654).

Almost surely, 2^3221241307 is an apocalyptic number.

3221241307 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221241307 is an equidigital number, since it uses as much as digits as its factorization.

3221241307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 3221241307 is about 56755.9803633062. The cubic root of 3221241307 is about 1476.8659799947.

The spelling of 3221241307 in words is "three billion, two hundred twenty-one million, two hundred forty-one thousand, three hundred seven".