100216105 has 16 divisors (see below), whose sum is σ = 138910464. Its totient is φ = 68596480.

The previous prime is 100216097. The next prime is 100216147. The reversal of 100216105 is 501612001.

It is a happy number.

It is not a de Polignac number, because 100216105 - 2³ = 100216097 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52657 + ... + 54526.

It is an arithmetic number, because the mean of its divisors is an integer number (8681904).

Almost surely, 2^100216105 is an apocalyptic number.

It is an amenable number.

100216105 is a deficient number, since it is larger than the sum of its proper divisors (38694359).

100216105 is a wasteful number, since it uses less digits than its factorization.

100216105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107216.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 100216105 is about 10010.7994186279. The cubic root of 100216105 is about 464.4929996477.

Adding to 100216105 its reverse (501612001), we get a palindrome (601828106).

The spelling of 100216105 in words is "one hundred million, two hundred sixteen thousand, one hundred five".