2011123120112 has 10 divisors (see below), whose sum is σ = 3896551045248. Its totient is φ = 1005561560048.

The previous prime is 2011123120063. The next prime is 2011123120189. The reversal of 2011123120112 is 2110213211102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62847597488 + ... + 62847597519.

Almost surely, 2^{2011123120112} is an apocalyptic number.

It is an amenable number.

2011123120112 is a deficient number, since it is larger than the sum of its proper divisors (1885427925136).

2011123120112 is a wasteful number, since it uses less digits than its factorization.

2011123120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125695195015 (or 125695195009 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 2011123120112 its reverse (2110213211102), we get a palindrome (4121336331214).

The spelling of 2011123120112 in words is "two trillion, eleven billion, one hundred twenty-three million, one hundred twenty thousand, one hundred twelve".