2118382108 has 12 divisors (see below), whose sum is σ = 3751833960. Its totient is φ = 1046429552.

The previous prime is 2118382103. The next prime is 2118382163. The reversal of 2118382108 is 8012838112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2118382103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3190003 + ... + 3190666.

It is an arithmetic number, because the mean of its divisors is an integer number (312652830).

Almost surely, 2^2118382108 is an apocalyptic number.

It is an amenable number.

2118382108 is a deficient number, since it is larger than the sum of its proper divisors (1633451852).

2118382108 is a wasteful number, since it uses less digits than its factorization.

2118382108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6380756 (or 6380754 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 34.

The square root of 2118382108 is about 46025.8851951812. The cubic root of 2118382108 is about 1284.3047828351.

The spelling of 2118382108 in words is "two billion, one hundred eighteen million, three hundred eighty-two thousand, one hundred eight".