210200120101171 has 2 divisors, whose sum is σ = 210200120101172. Its totient is φ = 210200120101170.

The previous prime is 210200120100959. The next prime is 210200120101187. The reversal of 210200120101171 is 171101021002012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210200120101171 is a prime.

It is not a weakly prime, because it can be changed into another prime (210200120107171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105100060050585 + 105100060050586.

It is an arithmetic number, because the mean of its divisors is an integer number (105100060050586).

Almost surely, 2^{210200120101171} is an apocalyptic number.

210200120101171 is a deficient number, since it is larger than the sum of its proper divisors (1).

210200120101171 is an equidigital number, since it uses as much as digits as its factorization.

210200120101171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 210200120101171 its reverse (171101021002012), we get a palindrome (381301141103183).

The spelling of 210200120101171 in words is "two hundred ten trillion, two hundred billion, one hundred twenty million, one hundred one thousand, one hundred seventy-one".