12011110112012 has 24 divisors (see below), whose sum is σ = 22961842176000. Its totient is φ = 5452085730960.

The previous prime is 12011110111943. The next prime is 12011110112017. The reversal of 12011110112012 is 21021101111021.

It is a super-3 number, since 3×12011110112012³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (12011110112017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187712012 + ... + 187775987.

It is an arithmetic number, because the mean of its divisors is an integer number (956743424000).

Almost surely, 2^{12011110112012} is an apocalyptic number.

It is an amenable number.

12011110112012 is a deficient number, since it is larger than the sum of its proper divisors (10950732063988).

12011110112012 is a wasteful number, since it uses less digits than its factorization.

12011110112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375488741 (or 375488739 counting only the distinct ones).

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

Adding to 12011110112012 its reverse (21021101111021), we get a palindrome (33032211223033).

Subtracting 12011110112012 from its reverse (21021101111021), we obtain a palindrome (9009990999009).

The spelling of 12011110112012 in words is "twelve trillion, eleven billion, one hundred ten million, one hundred twelve thousand, twelve".