20012200112201 has 16 divisors (see below), whose sum is σ = 22365621669888. Its totient is φ = 17747866012800.

The previous prime is 20012200112161. The next prime is 20012200112279. The reversal of 20012200112201 is 10221100221002.

It is a de Polignac number, because none of the positive numbers 2^k-20012200112201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20012200112291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4483391 + ... + 7754043.

It is an arithmetic number, because the mean of its divisors is an integer number (1397851354368).

Almost surely, 2^{20012200112201} is an apocalyptic number.

It is an amenable number.

20012200112201 is a deficient number, since it is larger than the sum of its proper divisors (2353421557687).

20012200112201 is a wasteful number, since it uses less digits than its factorization.

20012200112201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3284272.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20012200112201 its reverse (10221100221002), we get a palindrome (30233300333203).

The spelling of 20012200112201 in words is "twenty trillion, twelve billion, two hundred million, one hundred twelve thousand, two hundred one".