2020 AMC 10B Problem 12

The decimal representation of \frac{1}{20^{20}} consists of a string of zeros after the decimal point, followed by a 9 and then several more digits. How many zeros are in that initial string of zeros after the decimal point?

\textbf{(A)}\ 23 \qquad\textbf{(B)}\ 24 \qquad\textbf{(C)}\ 25 \qquad\textbf{(D)}\ 26 \qquad\textbf{(E)}\ 27

Full credit goes to MAA for authoring these problems. These problems were taken on the AOPS website.