3221110507213 has 2 divisors, whose sum is σ = 3221110507214. Its totient is φ = 3221110507212.

The previous prime is 3221110507201. The next prime is 3221110507289. The reversal of 3221110507213 is 3127050111223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1978124105764 + 1242986401449 = 1406458^2 + 1114893^2 .

It is a cyclic number.

It is not a de Polignac number, because 3221110507213 - 2⁹ = 3221110506701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3221110507513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610555253606 + 1610555253607.

It is an arithmetic number, because the mean of its divisors is an integer number (1610555253607).

Almost surely, 2^{3221110507213} is an apocalyptic number.

It is an amenable number.

3221110507213 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221110507213 is an equidigital number, since it uses as much as digits as its factorization.

3221110507213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

Adding to 3221110507213 its reverse (3127050111223), we get a palindrome (6348160618436).

The spelling of 3221110507213 in words is "three trillion, two hundred twenty-one billion, one hundred ten million, five hundred seven thousand, two hundred thirteen".