20112222200001 has 16 divisors (see below), whose sum is σ = 27543361579968. Its totient is φ = 13044676017600.

The previous prime is 20112222199999. The next prime is 20112222200029. The reversal of 20112222200001 is 10000222221102.

It is not a de Polignac number, because 20112222200001 - 2¹ = 20112222199999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20112222200101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6231715 + ... + 8891496.

It is an arithmetic number, because the mean of its divisors is an integer number (1721460098748).

Almost surely, 2^{20112222200001} is an apocalyptic number.

It is an amenable number.

20112222200001 is a deficient number, since it is larger than the sum of its proper divisors (7431139379967).

20112222200001 is a wasteful number, since it uses less digits than its factorization.

20112222200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15135232.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20112222200001 its reverse (10000222221102), we get a palindrome (30112444421103).

The spelling of 20112222200001 in words is "twenty trillion, one hundred twelve billion, two hundred twenty-two million, two hundred thousand, one".