At Westonci.ca, we make it easy to get the answers you need from a community of informed and experienced contributors. Explore in-depth answers to your questions from a knowledgeable community of experts across different fields. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.

Let n = 100!+101. Find the sum of the last 20 digits of n^7.

Will mark brainliest