2112001100201 has 4 divisors (see below), whose sum is σ = 2112125814612. Its totient is φ = 2111876385792.

The previous prime is 2112001100191. The next prime is 2112001100213. The reversal of 2112001100201 is 1020011002112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1482598464400 + 629402635801 = 1217620^2 + 793349^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2112001100201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112001160201) 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, 62331800 + ... + 62365673.

It is an arithmetic number, because the mean of its divisors is an integer number (528031453653).

Almost surely, 2^{2112001100201} is an apocalyptic number.

It is an amenable number.

2112001100201 is a deficient number, since it is larger than the sum of its proper divisors (124714411).

2112001100201 is a wasteful number, since it uses less digits than its factorization.

2112001100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124714410.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2112001100201 its reverse (1020011002112), we get a palindrome (3132012102313).

The spelling of 2112001100201 in words is "two trillion, one hundred twelve billion, one million, one hundred thousand, two hundred one".