100244444043 has 12 divisors (see below), whose sum is σ = 138427131128. Its totient is φ = 64525157760.

The previous prime is 100244444039. The next prime is 100244444129. The reversal of 100244444043 is 340444442001.

It is not a de Polignac number, because 100244444043 - 2² = 100244444039 is a prime.

It is a super-2 number, since 2×100244444043² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100244444043.

It is not an unprimeable number, because it can be changed into a prime (100244444023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19863598 + ... + 19868643.

Almost surely, 2^100244444043 is an apocalyptic number.

100244444043 is a deficient number, since it is larger than the sum of its proper divisors (38182687085).

100244444043 is an equidigital number, since it uses as much as digits as its factorization.

100244444043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39732302 (or 39732273 counting only the distinct ones).

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

Adding to 100244444043 its reverse (340444442001), we get a palindrome (440688886044).

The spelling of 100244444043 in words is "one hundred billion, two hundred forty-four million, four hundred forty-four thousand, forty-three".