2112000222001 has 4 divisors (see below), whose sum is σ = 2113455771504. Its totient is φ = 2110544672500.

The previous prime is 2112000221951. The next prime is 2112000222011. The reversal of 2112000222001 is 1002220002112.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2112000222001 - 2²¹ = 2111998124849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112000222011) 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 3 ways as a sum of consecutive naturals, for example, 727772575 + ... + 727775476.

It is an arithmetic number, because the mean of its divisors is an integer number (528363942876).

Almost surely, 2^{2112000222001} is an apocalyptic number.

It is an amenable number.

2112000222001 is a deficient number, since it is larger than the sum of its proper divisors (1455549503).

2112000222001 is a wasteful number, since it uses less digits than its factorization.

2112000222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455549502.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2112000222001 its reverse (1002220002112), we get a palindrome (3114220224113).

The spelling of 2112000222001 in words is "two trillion, one hundred twelve billion, two hundred twenty-two thousand, one".