100216 has 8 divisors (see below), whose sum is σ = 187920. Its totient is φ = 50104.

The previous prime is 100213. The next prime is 100237. The reversal of 100216 is 612001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6256 + ... + 6271.

It is an arithmetic number, because the mean of its divisors is an integer number (23490).

2¹⁰⁰²¹⁶ is an apocalyptic number.

It is an amenable number.

100216 is a deficient number, since it is larger than the sum of its proper divisors (87704).

100216 is a wasteful number, since it uses less digits than its factorization.

100216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12533 (or 12529 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 100216 is about 316.5691077790. The cubic root of 100216 is about 46.4492837426.

Adding to 100216 its reverse (612001), we get a palindrome (712217).

The spelling of 100216 in words is "one hundred thousand, two hundred sixteen".