12012122011012 has 24 divisors (see below), whose sum is σ = 22890613636800. Its totient is φ = 5493747270816.

The previous prime is 12012122010979. The next prime is 12012122011027. The reversal of 12012122011012 is 21011022121021.

12012122011012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2725070848 + ... + 2725075255.

It is an arithmetic number, because the mean of its divisors is an integer number (953775568200).

Almost surely, 2^{12012122011012} is an apocalyptic number.

It is an amenable number.

12012122011012 is a deficient number, since it is larger than the sum of its proper divisors (10878491625788).

12012122011012 is a wasteful number, since it uses less digits than its factorization.

12012122011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5450146155 (or 5450146153 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12012122011012 its reverse (21011022121021), we get a palindrome (33023144132033).

The spelling of 12012122011012 in words is "twelve trillion, twelve billion, one hundred twenty-two million, eleven thousand, twelve".