125222011312 has 10 divisors (see below), whose sum is σ = 242617646948. Its totient is φ = 62611005648.

The previous prime is 125222011261. The next prime is 125222011331. The reversal of 125222011312 is 213110222521.

It is a super-2 number, since 2×125222011312² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3913187838 + ... + 3913187869.

Almost surely, 2^125222011312 is an apocalyptic number.

It is an amenable number.

125222011312 is a deficient number, since it is larger than the sum of its proper divisors (117395635636).

125222011312 is an equidigital number, since it uses as much as digits as its factorization.

125222011312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7826375715 (or 7826375709 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 125222011312 its reverse (213110222521), we get a palindrome (338332233833).

The spelling of 125222011312 in words is "one hundred twenty-five billion, two hundred twenty-two million, eleven thousand, three hundred twelve".