101111111110171 has 2 divisors, whose sum is σ = 101111111110172. Its totient is φ = 101111111110170.

The previous prime is 101111111110133. The next prime is 101111111110193. The reversal of 101111111110171 is 171011111111101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101111111110171 - 2³⁵ = 101076751371803 is a prime.

It is not a weakly prime, because it can be changed into another prime (101111111110771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50555555555085 + 50555555555086.

It is an arithmetic number, because the mean of its divisors is an integer number (50555555555086).

Almost surely, 2^{101111111110171} is an apocalyptic number.

101111111110171 is a deficient number, since it is larger than the sum of its proper divisors (1).

101111111110171 is an equidigital number, since it uses as much as digits as its factorization.

101111111110171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7, while the sum is 19.

Adding to 101111111110171 its reverse (171011111111101), we get a palindrome (272122222221272).

The spelling of 101111111110171 in words is "one hundred one trillion, one hundred eleven billion, one hundred eleven million, one hundred ten thousand, one hundred seventy-one".