100113104243 has 4 divisors (see below), whose sum is σ = 100130421648. Its totient is φ = 100095786840.

The previous prime is 100113104197. The next prime is 100113104263. The reversal of 100113104243 is 342401311001.

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 100113104243 - 2¹⁴ = 100113087859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100113104263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8650028 + ... + 8661593.

It is an arithmetic number, because the mean of its divisors is an integer number (25032605412).

Almost surely, 2^100113104243 is an apocalyptic number.

100113104243 is a deficient number, since it is larger than the sum of its proper divisors (17317405).

100113104243 is an equidigital number, since it uses as much as digits as its factorization.

100113104243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17317404.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 100113104243 its reverse (342401311001), we get a palindrome (442514415244).

The spelling of 100113104243 in words is "one hundred billion, one hundred thirteen million, one hundred four thousand, two hundred forty-three".