2106118317 has 4 divisors (see below), whose sum is σ = 2808157760. Its totient is φ = 1404078876.

The previous prime is 2106118307. The next prime is 2106118351. The reversal of 2106118317 is 7138116012.

2106118317 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2106118317 - 2¹¹ = 2106116269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106118307) 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, 351019717 + ... + 351019722.

It is an arithmetic number, because the mean of its divisors is an integer number (702039440).

Almost surely, 2^2106118317 is an apocalyptic number.

It is an amenable number.

2106118317 is a deficient number, since it is larger than the sum of its proper divisors (702039443).

2106118317 is an equidigital number, since it uses as much as digits as its factorization.

2106118317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702039442.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 2106118317 is about 45892.4647082721. The cubic root of 2106118317 is about 1281.8216082459.

The spelling of 2106118317 in words is "two billion, one hundred six million, one hundred eighteen thousand, three hundred seventeen".