101399650717 has 4 divisors (see below), whose sum is σ = 101765714716. Its totient is φ = 101033586720.

The previous prime is 101399650711. The next prime is 101399650739. The reversal of 101399650717 is 717056993101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 717056993101 = 38861 ⋅18451841.

It can be written as a sum of positive squares in 2 ways, for example, as 8578279161 + 92821371556 = 92619^2 + 304666^2 .

It is a cyclic number.

It is not a de Polignac number, because 101399650717 - 2²³ = 101391262109 is a prime.

It is a super-2 number, since 2×101399650717² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101399650711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183031584 + ... + 183032137.

It is an arithmetic number, because the mean of its divisors is an integer number (25441428679).

Almost surely, 2^101399650717 is an apocalyptic number.

It is an amenable number.

101399650717 is a deficient number, since it is larger than the sum of its proper divisors (366063999).

101399650717 is an equidigital number, since it uses as much as digits as its factorization.

101399650717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366063998.

The product of its (nonzero) digits is 357210, while the sum is 49.

The spelling of 101399650717 in words is "one hundred one billion, three hundred ninety-nine million, six hundred fifty thousand, seven hundred seventeen".