Reciprocal of 121

Theorem
The decimal expansion of the reciprocal of $121$ has a particularly interesting pattern:
 * $\dfrac 1 {121} = 0 \cdotp \dot 008 \, 264 \, 462 \, 809 \, 917 \, 355 \, 371 \, \dot 9$

Also see

 * Reciprocal of Square of 1 More than Number Base