210221112010589 has 2 divisors, whose sum is σ = 210221112010590. Its totient is φ = 210221112010588.

The previous prime is 210221112010571. The next prime is 210221112010597. The reversal of 210221112010589 is 985010211122012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137455810464025 + 72765301546564 = 11724155^2 + 8530258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210221112010589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210221112610589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105110556005294 + 105110556005295.

It is an arithmetic number, because the mean of its divisors is an integer number (105110556005295).

Almost surely, 2^{210221112010589} is an apocalyptic number.

It is an amenable number.

210221112010589 is a deficient number, since it is larger than the sum of its proper divisors (1).

210221112010589 is an equidigital number, since it uses as much as digits as its factorization.

210221112010589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 35.

The spelling of 210221112010589 in words is "two hundred ten trillion, two hundred twenty-one billion, one hundred twelve million, ten thousand, five hundred eighty-nine".