Litvinov competed in the
men's +105 kg event at the
2017 Summer Universiade held in Taipei, Taiwan and the
men's +105 kg event at the
2017 World Weightlifting Championships held in Anaheim, United States. He also competed in the
men's +109 kg event at the
2018 World Weightlifting Championships held in Ashgabat, Turkmenistan and the
men's +109 kg event at the
2019 World Weightlifting Championships held in Pattaya, Thailand. Litvinov competed at several editions of the
European Weightlifting Championships: he competed in the men's +105 kg event at the
2014 European Weightlifting Championships in Israel, Tel Aviv, at the
2016 European Weightlifting Championships in Førde, Norway, at the
2017 European Weightlifting Championships in Split, Croatia and the
2018 European Weightlifting Championships in Bucharest, Romania. He also competed in the men's +109 kg event at the
2021 European Weightlifting Championships in Moscow, Russia. In 2020, Litvinov won the bronze medal in the men's +109kg event at the
Roma 2020 World Cup in Rome, Italy. He was replaced by Litvinov less than a week before the opening ceremony of the 2020 Summer Olympics. In 2023, he competed at the
European Weightlifting Championships held in Yerevan, Armenia. ==Achievements==