A 265/60R22 tire is 34.5 inches (877 mm) tall and 10.4 inches wide. The sidewall is 60% of the width, 6.3 inches, on a 22-inch wheel, and the tire turns about 584 times per mile.
In flotation terms that is about 34.5x10.4R22, closest to the common 35x12.50R22 (35.0"). People often call it a 35-inch tire.
The size most often compared with it is 285/55R22, which is 0.2" shorter (−0.5%). At an indicated 60 mph you would be doing 59.7 mph on it.