11121120011012 has 36 divisors (see below), whose sum is σ = 21552843123504. Its totient is φ = 4979605886640.

The previous prime is 11121120010981. The next prime is 11121120011083. The reversal of 11121120011012 is 21011002112111.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27954938 + ... + 28349969.

It is an arithmetic number, because the mean of its divisors is an integer number (598690086764).

Almost surely, 2^{11121120011012} is an apocalyptic number.

It is an amenable number.

11121120011012 is a deficient number, since it is larger than the sum of its proper divisors (10431723112492).

11121120011012 is a wasteful number, since it uses less digits than its factorization.

11121120011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56305056 (or 56304987 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11121120011012 its reverse (21011002112111), we get a palindrome (32132122123123).

The spelling of 11121120011012 in words is "eleven trillion, one hundred twenty-one billion, one hundred twenty million, eleven thousand, twelve".