3221305113 has 16 divisors (see below), whose sum is σ = 4652842880. Its totient is φ = 1982337552.

The previous prime is 3221305111. The next prime is 3221305159. The reversal of 3221305113 is 3115031223.

It is not a de Polignac number, because 3221305113 - 2¹ = 3221305111 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3221305113.

It is not an unprimeable number, because it can be changed into a prime (3221305111) 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 in 15 ways as a sum of consecutive naturals, for example, 237781 + ... + 250962.

It is an arithmetic number, because the mean of its divisors is an integer number (290802680).

Almost surely, 2^3221305113 is an apocalyptic number.

It is an amenable number.

3221305113 is a deficient number, since it is larger than the sum of its proper divisors (1431537767).

3221305113 is an equidigital number, since it uses as much as digits as its factorization.

3221305113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488785 (or 488759 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 3221305113 is about 56756.5424686881. The cubic root of 3221305113 is about 1476.8757311309.

Adding to 3221305113 its reverse (3115031223), we get a palindrome (6336336336).

The spelling of 3221305113 in words is "three billion, two hundred twenty-one million, three hundred five thousand, one hundred thirteen".