Virat Kohli now owns the record of becoming the fastest to get to 20,000 international runs, across all formats. Kohli surpassed Sachin Tendulkar and Brian Lara to get to the landmark in his 417th international innings. Both Tendulkar and Lara had taken 453 innings to complete 20,000 international runs.

from Times of India https://timesofindia.indiatimes.com/sports/cricket/icc-world-cup/virat-kohli-surpasses-sachin-and-lara-becomes-fastest-to-20000-international-runs/articleshow/69974402.cms