12001111120112 has 20 divisors (see below), whose sum is σ = 23289716873880. Its totient is φ = 5990861604288.

The previous prime is 12001111120081. The next prime is 12001111120139. The reversal of 12001111120112 is 21102111110021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605862023 + ... + 605881830.

It is an arithmetic number, because the mean of its divisors is an integer number (1164485843694).

Almost surely, 2^{12001111120112} is an apocalyptic number.

It is an amenable number.

12001111120112 is a deficient number, since it is larger than the sum of its proper divisors (11288605753768).

12001111120112 is a wasteful number, since it uses less digits than its factorization.

12001111120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211744480 (or 1211744474 counting only the distinct ones).

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

Adding to 12001111120112 its reverse (21102111110021), we get a palindrome (33103222230133).

The spelling of 12001111120112 in words is "twelve trillion, one billion, one hundred eleven million, one hundred twenty thousand, one hundred twelve".