2.1 million. That's how many people work at Walmart. It is the largest retailer in the world, and the largest private employer in the world. Called “associates” by Walmart, the sheer number of employees is just one of the many statistics that illustrate the monstrosity that is Walmart. In this month's ‘Numberliciously Good’, Industry Leaders pays homage to the retailer that has probably provided a lot of our holiday presents and decor this season.