12020012200001 has 16 divisors (see below), whose sum is σ = 13736378113920. Its totient is φ = 10433106203520.

The previous prime is 12020012199997. The next prime is 12020012200013. The reversal of 12020012200001 is 10000221002021.

It is a happy number.

It is not a de Polignac number, because 12020012200001 - 2² = 12020012199997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12020012200201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340666340 + ... + 340701621.

It is an arithmetic number, because the mean of its divisors is an integer number (858523632120).

Almost surely, 2^{12020012200001} is an apocalyptic number.

It is an amenable number.

12020012200001 is a deficient number, since it is larger than the sum of its proper divisors (1716365913919).

12020012200001 is a wasteful number, since it uses less digits than its factorization.

12020012200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681368056.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12020012200001 its reverse (10000221002021), we get a palindrome (22020233202022).

The spelling of 12020012200001 in words is "twelve trillion, twenty billion, twelve million, two hundred thousand, one".