100244442243 has 16 divisors (see below), whose sum is σ = 146624688000. Its totient is φ = 60414794880.

The previous prime is 100244442241. The next prime is 100244442251. The reversal of 100244442243 is 342244442001.

It is not a de Polignac number, because 100244442243 - 2¹ = 100244442241 is a prime.

It is a super-2 number, since 2×100244442243² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100244442243.

It is not an unprimeable number, because it can be changed into a prime (100244442241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8479318 + ... + 8491131.

It is an arithmetic number, because the mean of its divisors is an integer number (9164043000).

Almost surely, 2^100244442243 is an apocalyptic number.

100244442243 is a deficient number, since it is larger than the sum of its proper divisors (46380245757).

100244442243 is a wasteful number, since it uses less digits than its factorization.

100244442243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16970642.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 100244442243 its reverse (342244442001), we get a palindrome (442488884244).

The spelling of 100244442243 in words is "one hundred billion, two hundred forty-four million, four hundred forty-two thousand, two hundred forty-three".