How to write a huge incoming call in capital letters?

Huge incoming calls are written in capital letters as follows: AHugeNumberOfCalls. According to relevant public information, it is the first domestic anti-telecom fraud film produced by Film Channel Program Center, Huaxia Film Distribution Co., Ltd., Universal Entertainment Co., Ltd., Guangzhou Yingming Culture Communication Co., Ltd., Sun Entertainment Culture Co., Ltd., Haining Film Investment Co., Ltd., Dalian Jingyi Media Co., Ltd. and Zhejiang Hengdian Film Co., Ltd., and directed by Ruoyun Zhang,,, and Jiang. Based on the real telecom fraud case filed by the Ministry of Public Security, the film tells the story of young policeman Ding of the police station arresting telecom fraud criminals, which coincides with the police telecom fraud task force. The task force has sent female special police officers to mix with Thai scammers to collect evidence. Ding worked closely with plainclothes female special police officers, gradually mastered all aspects of criminal gangs and made unified arrests.