3221331343 has 8 divisors (see below), whose sum is σ = 3451917168. Its totient is φ = 2995311744.

The previous prime is 3221331317. The next prime is 3221331359. The reversal of 3221331343 is 3431331223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3221331343 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 (3221332343) 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 in 7 ways as a sum of consecutive naturals, for example, 1140096 + ... + 1142917.

It is an arithmetic number, because the mean of its divisors is an integer number (431489646).

Almost surely, 2^3221331343 is an apocalyptic number.

3221331343 is a deficient number, since it is larger than the sum of its proper divisors (230585825).

3221331343 is a wasteful number, since it uses less digits than its factorization.

3221331343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2283113.

The product of its digits is 3888, while the sum is 25.

The square root of 3221331343 is about 56756.7735428997. The cubic root of 3221331343 is about 1476.8797396869.

Adding to 3221331343 its reverse (3431331223), we get a palindrome (6652662566).

The spelling of 3221331343 in words is "three billion, two hundred twenty-one million, three hundred thirty-one thousand, three hundred forty-three".