Please help with this question. The answer I got is incorrect 10,506.25. Thank you. This is the full question.

QUESTION 4 InvaseCorp has a patent for a unique activity tracking app. The market demand for the app is given by P = 124 - 0.1Q. The marginal cost of producing the app is MC = 1 + 0.10. Once the patent expires and a large number of competitors are able to enter the market, what is the total dollar value of the increase in total surplus compared to when InvaseCorp had a monopoly? (Write answer without the dollar sign.)