101715118849 has 4 divisors (see below), whose sum is σ = 101808180436. Its totient is φ = 101622057264.

The previous prime is 101715118847. The next prime is 101715118853. The reversal of 101715118849 is 948811517101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 83535450625 + 18179668224 = 289025^2 + 134832^2 .

It is a cyclic number.

It is not a de Polignac number, because 101715118849 - 2¹ = 101715118847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101715118799 and 101715118808.

It is not an unprimeable number, because it can be changed into a prime (101715118847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46529154 + ... + 46531339.

It is an arithmetic number, because the mean of its divisors is an integer number (25452045109).

Almost surely, 2^101715118849 is an apocalyptic number.

It is an amenable number.

101715118849 is a deficient number, since it is larger than the sum of its proper divisors (93061587).

101715118849 is an equidigital number, since it uses as much as digits as its factorization.

101715118849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93061586.

The product of its (nonzero) digits is 80640, while the sum is 46.

The spelling of 101715118849 in words is "one hundred one billion, seven hundred fifteen million, one hundred eighteen thousand, eight hundred forty-nine".