216200001 has 16 divisors (see below), whose sum is σ = 296277696. Its totient is φ = 140157696.

The previous prime is 216199981. The next prime is 216200009. The reversal of 216200001 is 100002612.

216200001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 216200001 - 2¹⁰ = 216198977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 216200001.

It is not an unprimeable number, because it can be changed into a prime (216200009) 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, 26461 + ... + 33653.

It is an arithmetic number, because the mean of its divisors is an integer number (18517356).

Almost surely, 2^216200001 is an apocalyptic number.

It is an amenable number.

216200001 is a deficient number, since it is larger than the sum of its proper divisors (80077695).

216200001 is a wasteful number, since it uses less digits than its factorization.

216200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7472.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 216200001 is about 14703.7410545752. The cubic root of 216200001 is about 600.1851289840.

Adding to 216200001 its reverse (100002612), we get a palindrome (316202613).

The spelling of 216200001 in words is "two hundred sixteen million, two hundred thousand, one".