101260217 has 2 divisors, whose sum is σ = 101260218. Its totient is φ = 101260216.

The previous prime is 101260207. The next prime is 101260267. The reversal of 101260217 is 712062101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81288256 + 19971961 = 9016^2 + 4469^2 .

It is an emirp because it is prime and its reverse (712062101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101260217 - 2⁶ = 101260153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101260207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50630108 + 50630109.

It is an arithmetic number, because the mean of its divisors is an integer number (50630109).

Almost surely, 2^101260217 is an apocalyptic number.

It is an amenable number.

101260217 is a deficient number, since it is larger than the sum of its proper divisors (1).

101260217 is an equidigital number, since it uses as much as digits as its factorization.

101260217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 101260217 is about 10062.8135727539. The cubic root of 101260217 is about 466.1005526964.

The spelling of 101260217 in words is "one hundred one million, two hundred sixty thousand, two hundred seventeen".