216301065 has 16 divisors (see below), whose sum is σ = 348408000. Its totient is φ = 114585152.

The previous prime is 216301027. The next prime is 216301067. The reversal of 216301065 is 560103612.

216301065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 216301065 - 2¹⁰ = 216300041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216301067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46155 + ... + 50624.

It is an arithmetic number, because the mean of its divisors is an integer number (21775500).

Almost surely, 2^216301065 is an apocalyptic number.

It is an amenable number.

216301065 is a deficient number, since it is larger than the sum of its proper divisors (132106935).

216301065 is a wasteful number, since it uses less digits than its factorization.

216301065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96936.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 216301065 is about 14707.1773294538. The cubic root of 216301065 is about 600.2786344736.

Adding to 216301065 its reverse (560103612), we get a palindrome (776404677).

The spelling of 216301065 in words is "two hundred sixteen million, three hundred one thousand, sixty-five".