20012200022001 has 64 divisors (see below), whose sum is σ = 30160399756032. Its totient is φ = 11697438720000.

The previous prime is 20012200021999. The next prime is 20012200022021. The reversal of 20012200022001 is 10022000221002.

It is not a de Polignac number, because 20012200022001 - 2¹ = 20012200021999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20012200022021) 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 63 ways as a sum of consecutive naturals, for example, 115536781 + ... + 115709861.

It is an arithmetic number, because the mean of its divisors is an integer number (471256246188).

Almost surely, 2^{20012200022001} is an apocalyptic number.

It is an amenable number.

20012200022001 is a deficient number, since it is larger than the sum of its proper divisors (10148199734031).

20012200022001 is a wasteful number, since it uses less digits than its factorization.

20012200022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174114.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20012200022001 its reverse (10022000221002), we get a palindrome (30034200243003).

The spelling of 20012200022001 in words is "twenty trillion, twelve billion, two hundred million, twenty-two thousand, one".