100031100203 has 8 divisors (see below), whose sum is σ = 100398113760. Its totient is φ = 99664165440.

The previous prime is 100031100181. The next prime is 100031100209. The reversal of 100031100203 is 302001130001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100031100203 - 2⁸ = 100031099947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100031100209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4036013 + ... + 4060721.

It is an arithmetic number, because the mean of its divisors is an integer number (12549764220).

Almost surely, 2^100031100203 is an apocalyptic number.

100031100203 is a deficient number, since it is larger than the sum of its proper divisors (367013557).

100031100203 is a wasteful number, since it uses less digits than its factorization.

100031100203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39397.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 100031100203 its reverse (302001130001), we get a palindrome (402032230204).

The spelling of 100031100203 in words is "one hundred billion, thirty-one million, one hundred thousand, two hundred three".