3220807196641 has 2 divisors, whose sum is σ = 3220807196642. Its totient is φ = 3220807196640.

The previous prime is 3220807196599. The next prime is 3220807196669. The reversal of 3220807196641 is 1466917080223.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2628707726241 + 592099470400 = 1621329^2 + 769480^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220807196641 - 2⁹ = 3220807196129 is a prime.

It is not a weakly prime, because it can be changed into another prime (3220807196441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610403598320 + 1610403598321.

It is an arithmetic number, because the mean of its divisors is an integer number (1610403598321).

Almost surely, 2^{3220807196641} is an apocalyptic number.

It is an amenable number.

3220807196641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220807196641 is an equidigital number, since it uses as much as digits as its factorization.

3220807196641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 3220807196641 in words is "three trillion, two hundred twenty billion, eight hundred seven million, one hundred ninety-six thousand, six hundred forty-one".