101243216171 has 2 divisors, whose sum is σ = 101243216172. Its totient is φ = 101243216170.

The previous prime is 101243216119. The next prime is 101243216273. The reversal of 101243216171 is 171612342101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101243216171 - 2¹⁰ = 101243215147 is a prime.

It is not a weakly prime, because it can be changed into another prime (101243206171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50621608085 + 50621608086.

It is an arithmetic number, because the mean of its divisors is an integer number (50621608086).

Almost surely, 2^101243216171 is an apocalyptic number.

101243216171 is a deficient number, since it is larger than the sum of its proper divisors (1).

101243216171 is an equidigital number, since it uses as much as digits as its factorization.

101243216171 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.

Adding to 101243216171 its reverse (171612342101), we get a palindrome (272855558272).

The spelling of 101243216171 in words is "one hundred one billion, two hundred forty-three million, two hundred sixteen thousand, one hundred seventy-one".