2220891599813 has 2 divisors, whose sum is σ = 2220891599814. Its totient is φ = 2220891599812.

The previous prime is 2220891599809. The next prime is 2220891599867. The reversal of 2220891599813 is 3189951980222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1557199502884 + 663692096929 = 1247878^2 + 814673^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220891599813 - 2² = 2220891599809 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220891799813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110445799906 + 1110445799907.

It is an arithmetic number, because the mean of its divisors is an integer number (1110445799907).

Almost surely, 2^{2220891599813} is an apocalyptic number.

It is an amenable number.

2220891599813 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220891599813 is an equidigital number, since it uses as much as digits as its factorization.

2220891599813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5598720, while the sum is 59.

The spelling of 2220891599813 in words is "two trillion, two hundred twenty billion, eight hundred ninety-one million, five hundred ninety-nine thousand, eight hundred thirteen".