100423343203 has 4 divisors (see below), whose sum is σ = 101088398608. Its totient is φ = 99758287800.

The previous prime is 100423343201. The next prime is 100423343213. The reversal of 100423343203 is 302343324001.

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 100423343203 - 2¹ = 100423343201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100423343201) 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 3 ways as a sum of consecutive naturals, for example, 332527476 + ... + 332527777.

It is an arithmetic number, because the mean of its divisors is an integer number (25272099652).

Almost surely, 2^100423343203 is an apocalyptic number.

100423343203 is a deficient number, since it is larger than the sum of its proper divisors (665055405).

100423343203 is an equidigital number, since it uses as much as digits as its factorization.

100423343203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665055404.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 100423343203 its reverse (302343324001), we get a palindrome (402766667204).

The spelling of 100423343203 in words is "one hundred billion, four hundred twenty-three million, three hundred forty-three thousand, two hundred three".