100044203 has 4 divisors (see below), whose sum is σ = 114336240. Its totient is φ = 85752168.

The previous prime is 100044193. The next prime is 100044221. The reversal of 100044203 is 302440001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100044203 - 2⁸ = 100043947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100044103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7146008 + ... + 7146021.

It is an arithmetic number, because the mean of its divisors is an integer number (28584060).

Almost surely, 2^100044203 is an apocalyptic number.

100044203 is a deficient number, since it is larger than the sum of its proper divisors (14292037).

100044203 is an equidigital number, since it uses as much as digits as its factorization.

100044203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14292036.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 100044203 is about 10002.2099058158. The cubic root of 100044203 is about 464.2272640039.

Adding to 100044203 its reverse (302440001), we get a palindrome (402484204).

The spelling of 100044203 in words is "one hundred million, forty-four thousand, two hundred three".