100812206 has 16 divisors (see below), whose sum is σ = 165801600. Its totient is φ = 45591480.

The previous prime is 100812139. The next prime is 100812209. The reversal of 100812206 is 602218001.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100812209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7136 + ... + 15891.

It is an arithmetic number, because the mean of its divisors is an integer number (10362600).

Almost surely, 2^100812206 is an apocalyptic number.

100812206 is a deficient number, since it is larger than the sum of its proper divisors (64989394).

100812206 is a wasteful number, since it uses less digits than its factorization.

100812206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23239.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 100812206 is about 10040.5281733582. The cubic root of 100812206 is about 465.4121385560.

The spelling of 100812206 in words is "one hundred million, eight hundred twelve thousand, two hundred six".