100004243443 has 16 divisors (see below), whose sum is σ = 109591503840. Its totient is φ = 90689624064.

The previous prime is 100004243429. The next prime is 100004243473. The reversal of 100004243443 is 344342400001.

It is not a de Polignac number, because 100004243443 - 2⁵ = 100004243411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100004243413) 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 15 ways as a sum of consecutive naturals, for example, 1196755 + ... + 1277587.

It is an arithmetic number, because the mean of its divisors is an integer number (6849468990).

Almost surely, 2^100004243443 is an apocalyptic number.

100004243443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100004243443 is a deficient number, since it is larger than the sum of its proper divisors (9587260397).

100004243443 is a wasteful number, since it uses less digits than its factorization.

100004243443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82518.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 100004243443 its reverse (344342400001), we get a palindrome (444346643444).

The spelling of 100004243443 in words is "one hundred billion, four million, two hundred forty-three thousand, four hundred forty-three".