The password 13,276,211,923

I lost cell phone is the number I found someone I would like to have a password check

9 mobile phone default password is 1234

Unicom is the default 0000

others, but your phone will give up after

SIM card PIN code is on, when the

SIM refers to the user To identify and so it can not be an outsider to know the password, in the absence of disclosure should be able to retrieve your password