3221310330197 has 4 divisors (see below), whose sum is σ = 3221356092396. Its totient is φ = 3221264568000.

The previous prime is 3221310330157. The next prime is 3221310330239. The reversal of 3221310330197 is 7910330131223.

3221310330197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 942541955716 + 2278768374481 = 970846^2 + 1509559^2 .

It is a cyclic number.

It is not a de Polignac number, because 3221310330197 - 2²⁶ = 3221243221333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221310330157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22775348 + ... + 22916349.

It is an arithmetic number, because the mean of its divisors is an integer number (805339023099).

Almost surely, 2^{3221310330197} is an apocalyptic number.

It is an amenable number.

3221310330197 is a deficient number, since it is larger than the sum of its proper divisors (45762199).

3221310330197 is an equidigital number, since it uses as much as digits as its factorization.

3221310330197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45762198.

The product of its (nonzero) digits is 20412, while the sum is 35.

The spelling of 3221310330197 in words is "three trillion, two hundred twenty-one billion, three hundred ten million, three hundred thirty thousand, one hundred ninety-seven".