210220211010289 has 2 divisors, whose sum is σ = 210220211010290. Its totient is φ = 210220211010288.

The previous prime is 210220211010169. The next prime is 210220211010323. The reversal of 210220211010289 is 982010112022012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137532309491889 + 72687901518400 = 11727417^2 + 8525720^2 .

It is a cyclic number.

It is not a de Polignac number, because 210220211010289 - 2⁴⁵ = 175035838921457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210220211010289.

It is not a weakly prime, because it can be changed into another prime (210220211010889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105110105505144 + 105110105505145.

It is an arithmetic number, because the mean of its divisors is an integer number (105110105505145).

Almost surely, 2^{210220211010289} is an apocalyptic number.

It is an amenable number.

210220211010289 is a deficient number, since it is larger than the sum of its proper divisors (1).

210220211010289 is an equidigital number, since it uses as much as digits as its factorization.

210220211010289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 31.

The spelling of 210220211010289 in words is "two hundred ten trillion, two hundred twenty billion, two hundred eleven million, ten thousand, two hundred eighty-nine".