12012111330001 has 16 divisors (see below), whose sum is σ = 12192760052928. Its totient is φ = 11832970240000.

The previous prime is 12012111329987. The next prime is 12012111330007. The reversal of 12012111330001 is 10003311121021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12012111330001 - 2⁷ = 12012111329873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12012111330007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12792081 + ... + 13698961.

It is an arithmetic number, because the mean of its divisors is an integer number (762047503308).

Almost surely, 2^{12012111330001} is an apocalyptic number.

It is an amenable number.

12012111330001 is a deficient number, since it is larger than the sum of its proper divisors (180648722927).

12012111330001 is a wasteful number, since it uses less digits than its factorization.

12012111330001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907712.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 12012111330001 its reverse (10003311121021), we get a palindrome (22015422451022).

The spelling of 12012111330001 in words is "twelve trillion, twelve billion, one hundred eleven million, three hundred thirty thousand, one".