100434300203 has 4 divisors (see below), whose sum is σ = 100455259368. Its totient is φ = 100413341040.

The previous prime is 100434300193. The next prime is 100434300227. The reversal of 100434300203 is 302003434001.

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 100434300203 - 2⁶ = 100434300139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100434300103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10472393 + ... + 10481978.

It is an arithmetic number, because the mean of its divisors is an integer number (25113814842).

Almost surely, 2^100434300203 is an apocalyptic number.

100434300203 is a deficient number, since it is larger than the sum of its proper divisors (20959165).

100434300203 is an equidigital number, since it uses as much as digits as its factorization.

100434300203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20959164.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 100434300203 its reverse (302003434001), we get a palindrome (402437734204).

The spelling of 100434300203 in words is "one hundred billion, four hundred thirty-four million, three hundred thousand, two hundred three".