210122300197 has 2 divisors, whose sum is σ = 210122300198. Its totient is φ = 210122300196.

The previous prime is 210122300177. The next prime is 210122300231. The reversal of 210122300197 is 791003221012.

210122300197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180511117956 + 29611182241 = 424866^2 + 172079^2 .

It is a cyclic number.

It is not a de Polignac number, because 210122300197 - 2¹¹ = 210122298149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210122300177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105061150098 + 105061150099.

It is an arithmetic number, because the mean of its divisors is an integer number (105061150099).

Almost surely, 2^210122300197 is an apocalyptic number.

It is an amenable number.

210122300197 is a deficient number, since it is larger than the sum of its proper divisors (1).

210122300197 is an equidigital number, since it uses as much as digits as its factorization.

210122300197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 28.

The spelling of 210122300197 in words is "two hundred ten billion, one hundred twenty-two million, three hundred thousand, one hundred ninety-seven".