100276205 has 16 divisors (see below), whose sum is σ = 132174720. Its totient is φ = 72692928.

The previous prime is 100276193. The next prime is 100276207. The reversal of 100276205 is 502672001.

It is a cyclic number.

It is not a de Polignac number, because 100276205 - 2¹⁰ = 100275181 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100276207) 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, 20762 + ... + 25131.

It is an arithmetic number, because the mean of its divisors is an integer number (8260920).

Almost surely, 2^100276205 is an apocalyptic number.

It is an amenable number.

100276205 is a deficient number, since it is larger than the sum of its proper divisors (31898515).

100276205 is a wasteful number, since it uses less digits than its factorization.

100276205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45940.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 100276205 is about 10013.8007269967. The cubic root of 100276205 is about 464.5858338639.

The spelling of 100276205 in words is "one hundred million, two hundred seventy-six thousand, two hundred five".