12011021011112 has 16 divisors (see below), whose sum is σ = 22522263291360. Its totient is φ = 6005084133424.

The previous prime is 12011021011079. The next prime is 12011021011141. The reversal of 12011021011112 is 21111012011021.

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, 53176778 + ... + 53402169.

It is an arithmetic number, because the mean of its divisors is an integer number (1407641455710).

Almost surely, 2^{12011021011112} is an apocalyptic number.

It is an amenable number.

12011021011112 is a deficient number, since it is larger than the sum of its proper divisors (10511242280248).

12011021011112 is a wasteful number, since it uses less digits than its factorization.

12011021011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106593040 (or 106593036 counting only the distinct ones).

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

Adding to 12011021011112 its reverse (21111012011021), we get a palindrome (33122033022133).

Subtracting 12011021011112 from its reverse (21111012011021), we obtain a palindrome (9099990999909).

The spelling of 12011021011112 in words is "twelve trillion, eleven billion, twenty-one million, eleven thousand, one hundred twelve".