12101010101171 has 2 divisors, whose sum is σ = 12101010101172. Its totient is φ = 12101010101170.

The previous prime is 12101010101119. The next prime is 12101010101231. The reversal of 12101010101171 is 17110101010121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12101010101171 is a prime.

It is a super-3 number, since 3×12101010101171³ (a number of 40 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (12101010101111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050505050585 + 6050505050586.

It is an arithmetic number, because the mean of its divisors is an integer number (6050505050586).

Almost surely, 2^{12101010101171} is an apocalyptic number.

12101010101171 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101010101171 is an equidigital number, since it uses as much as digits as its factorization.

12101010101171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14, while the sum is 17.

Adding to 12101010101171 its reverse (17110101010121), we get a palindrome (29211111111292).

The spelling of 12101010101171 in words is "twelve trillion, one hundred one billion, ten million, one hundred one thousand, one hundred seventy-one".