210201222097 has 2 divisors, whose sum is σ = 210201222098. Its totient is φ = 210201222096.

The previous prime is 210201222061. The next prime is 210201222113. The reversal of 210201222097 is 790222102012.

210201222097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200098760976 + 10102461121 = 447324^2 + 100511^2 .

It is a cyclic number.

It is not a de Polignac number, because 210201222097 - 2³¹ = 208053738449 is a prime.

It is not a weakly prime, because it can be changed into another prime (210201225097) 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, 105100611048 + 105100611049.

It is an arithmetic number, because the mean of its divisors is an integer number (105100611049).

Almost surely, 2^210201222097 is an apocalyptic number.

It is an amenable number.

210201222097 is a deficient number, since it is larger than the sum of its proper divisors (1).

210201222097 is an equidigital number, since it uses as much as digits as its factorization.

210201222097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The spelling of 210201222097 in words is "two hundred ten billion, two hundred one million, two hundred twenty-two thousand, ninety-seven".