100243002443 has 8 divisors (see below), whose sum is σ = 105587366400. Its totient is φ = 94905480168.

The previous prime is 100243002427. The next prime is 100243002463. The reversal of 100243002443 is 344200342001.

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

It is not a de Polignac number, because 100243002443 - 2⁴ = 100243002427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100243002463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1680323 + ... + 1738956.

It is an arithmetic number, because the mean of its divisors is an integer number (13198420800).

Almost surely, 2^100243002443 is an apocalyptic number.

100243002443 is a deficient number, since it is larger than the sum of its proper divisors (5344363957).

100243002443 is a wasteful number, since it uses less digits than its factorization.

100243002443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3420841.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 100243002443 its reverse (344200342001), we get a palindrome (444443344444).

The spelling of 100243002443 in words is "one hundred billion, two hundred forty-three million, two thousand, four hundred forty-three".