100113412404243 has 32 divisors (see below), whose sum is σ = 155143086635520. Its totient is φ = 56236716702720.

The previous prime is 100113412404151. The next prime is 100113412404349. The reversal of 100113412404243 is 342404214311001.

It is a happy number.

It is not a de Polignac number, because 100113412404243 - 2¹³ = 100113412396051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100113412404243.

It is not an unprimeable number, because it can be changed into a prime (100113412404443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52837923 + ... + 54699843.

It is an arithmetic number, because the mean of its divisors is an integer number (4848221457360).

Almost surely, 2^{100113412404243} is an apocalyptic number.

100113412404243 is a deficient number, since it is larger than the sum of its proper divisors (55029674231277).

100113412404243 is a wasteful number, since it uses less digits than its factorization.

100113412404243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905387.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 100113412404243 its reverse (342404214311001), we get a palindrome (442517626715244).

The spelling of 100113412404243 in words is "one hundred trillion, one hundred thirteen billion, four hundred twelve million, four hundred four thousand, two hundred forty-three".