Procter & Gamble (NYSE:PG) is a paragon of long-term stability, even by the blue-chip standards of the Dow Jones Industrial Average (DJINDICES:^DJI) Roughly 4.8 billion customers around the globe enjoy P&G's household products, and the company boasts 25 brands with billion-dollar annual sales.

Even better, P&G investors have enjoyed 123 years of uninterrupted dividend payments, including 57 straight annual payout boosts -- and the streak continues.

What's behind P&G's sterling business performance, and what sets the company apart from respectable rivals such as Kimberly-Clark (NYSE:KMB) and Clorox (NYSE:CLX)? Fool analyst Anders Bylund dives into Procter & Gamble's unique competitive advantage in the video below.
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