210211210122079 has 2 divisors, whose sum is σ = 210211210122080. Its totient is φ = 210211210122078.

The previous prime is 210211210122007. The next prime is 210211210122107. The reversal of 210211210122079 is 970221012112012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210211210122079 - 2⁹ = 210211210121567 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210211210122079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210211210129079) 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, 105105605061039 + 105105605061040.

It is an arithmetic number, because the mean of its divisors is an integer number (105105605061040).

Almost surely, 2^{210211210122079} is an apocalyptic number.

210211210122079 is a deficient number, since it is larger than the sum of its proper divisors (1).

210211210122079 is an equidigital number, since it uses as much as digits as its factorization.

210211210122079 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 31.

The spelling of 210211210122079 in words is "two hundred ten trillion, two hundred eleven billion, two hundred ten million, one hundred twenty-two thousand, seventy-nine".