216112107 has 16 divisors (see below), whose sum is σ = 296755200. Its totient is φ = 139809600.

The previous prime is 216112093. The next prime is 216112121. The reversal of 216112107 is 701211612.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (216112093) and next prime (216112121).

It is not a de Polignac number, because 216112107 - 2¹⁰ = 216111083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216112187) 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 15 ways as a sum of consecutive naturals, for example, 18894 + ... + 28092.

It is an arithmetic number, because the mean of its divisors is an integer number (18547200).

Almost surely, 2^216112107 is an apocalyptic number.

216112107 is a deficient number, since it is larger than the sum of its proper divisors (80643093).

216112107 is a wasteful number, since it uses less digits than its factorization.

216112107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9434.

The product of its (nonzero) digits is 168, while the sum is 21.

The square root of 216112107 is about 14700.7519195448. The cubic root of 216112107 is about 600.1037848246.

Adding to 216112107 its reverse (701211612), we get a palindrome (917323719).

The spelling of 216112107 in words is "two hundred sixteen million, one hundred twelve thousand, one hundred seven".