100043431112003 has 8 divisors (see below), whose sum is σ = 105309311662800. Its totient is φ = 94777594242048.

The previous prime is 100043431111993. The next prime is 100043431112021. The reversal of 100043431112003 is 300211134340001.

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

It is not a de Polignac number, because 100043431112003 - 2²⁶ = 100043364003139 is a prime.

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 100043431112003.

It is not an unprimeable number, because it can be changed into a prime (100043431112033) 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, 6165926 + ... + 15430667.

It is an arithmetic number, because the mean of its divisors is an integer number (13163663957850).

Almost surely, 2^{100043431112003} is an apocalyptic number.

100043431112003 is a deficient number, since it is larger than the sum of its proper divisors (5265880550797).

100043431112003 is a wasteful number, since it uses less digits than its factorization.

100043431112003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21840421.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 100043431112003 its reverse (300211134340001), we get a palindrome (400254565452004).

The spelling of 100043431112003 in words is "one hundred trillion, forty-three billion, four hundred thirty-one million, one hundred twelve thousand, three".