101200115171 has 2 divisors, whose sum is σ = 101200115172. Its totient is φ = 101200115170.

The previous prime is 101200115123. The next prime is 101200115179. The reversal of 101200115171 is 171511002101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101200115171 is a prime.

It is not a weakly prime, because it can be changed into another prime (101200115179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600057585 + 50600057586.

It is an arithmetic number, because the mean of its divisors is an integer number (50600057586).

Almost surely, 2^101200115171 is an apocalyptic number.

101200115171 is a deficient number, since it is larger than the sum of its proper divisors (1).

101200115171 is an equidigital number, since it uses as much as digits as its factorization.

101200115171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70, while the sum is 20.

Adding to 101200115171 its reverse (171511002101), we get a palindrome (272711117272).

The spelling of 101200115171 in words is "one hundred one billion, two hundred million, one hundred fifteen thousand, one hundred seventy-one".