12012101200011 has 32 divisors (see below), whose sum is σ = 17840773133568. Its totient is φ = 7127923069440.

The previous prime is 12012101200007. The next prime is 12012101200093. The reversal of 12012101200011 is 11000210121021.

It is not a de Polignac number, because 12012101200011 - 2² = 12012101200007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12012101200011.

It is not an unprimeable number, because it can be changed into a prime (12012101200111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17868301 + ... + 18528366.

It is an arithmetic number, because the mean of its divisors is an integer number (557524160424).

Almost surely, 2^{12012101200011} is an apocalyptic number.

12012101200011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12012101200011 is a deficient number, since it is larger than the sum of its proper divisors (5828671933557).

12012101200011 is a wasteful number, since it uses less digits than its factorization.

12012101200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36396891.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12012101200011 its reverse (11000210121021), we get a palindrome (23012311321032).

The spelling of 12012101200011 in words is "twelve trillion, twelve billion, one hundred one million, two hundred thousand, eleven".