one trillion.

100 million times 100 million equals 1 trillion.

1 trillion is the combined GDP of many countries around the world, and is also the annual budget of many countries.

1 trillion is also the market capitalization of many companies.

1 trillion is also used in the financial field, and 1 trillion investment funds can be used to invest in stocks, bonds, real estate, etc.

1 trillion in funds can be used for R&D and innovation, and 100 million US dollars in funds can be used to develop new technologies, products, and services.