210020210122097 has 2 divisors, whose sum is σ = 210020210122098. Its totient is φ = 210020210122096.

The previous prime is 210020210122091. The next prime is 210020210122171. The reversal of 210020210122097 is 790221012020012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203824048676416 + 6196161445681 = 14276696^2 + 2489209^2 .

It is a cyclic number.

It is not a de Polignac number, because 210020210122097 - 2⁴ = 210020210122081 is a prime.

It is not a weakly prime, because it can be changed into another prime (210020210122091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105010105061048 + 105010105061049.

It is an arithmetic number, because the mean of its divisors is an integer number (105010105061049).

Almost surely, 2^{210020210122097} is an apocalyptic number.

It is an amenable number.

210020210122097 is a deficient number, since it is larger than the sum of its proper divisors (1).

210020210122097 is an equidigital number, since it uses as much as digits as its factorization.

210020210122097 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 29.

The spelling of 210020210122097 in words is "two hundred ten trillion, twenty billion, two hundred ten million, one hundred twenty-two thousand, ninety-seven".