New Delhi, July 12 -- Bharti Airtel is betting big on financial services, data centres and cloud as its next growth drivers after investing more than Rs.3.3 lakh crore in digital infrastructure over the past decade, Chairman Sunil Bharti Mittal said in the company's annual report released late night on Saturday.

The company also maintained its push for tariff repair, even as it said portfolio premiumisation has continued to deliver strong growth in its mobility business.

"While tariff repair remains important for the long term health of the industry, we delivered growth through portfolio premiumization that covered feature phone to smartphone upgrades, postpaid growth, data monetization and expanding penetration of International Roaming...