2112001220201 has 2 divisors, whose sum is σ = 2112001220202. Its totient is φ = 2112001220200.

The previous prime is 2112001220179. The next prime is 2112001220213. The reversal of 2112001220201 is 1020221002112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1208018611801 + 903982608400 = 1099099^2 + 950780^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112001220201 - 2³⁴ = 2094821351017 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112001220261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056000610100 + 1056000610101.

It is an arithmetic number, because the mean of its divisors is an integer number (1056000610101).

Almost surely, 2^{2112001220201} is an apocalyptic number.

It is an amenable number.

2112001220201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112001220201 is an equidigital number, since it uses as much as digits as its factorization.

2112001220201 is an evil number, because the sum of its binary digits is even.

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

Adding to 2112001220201 its reverse (1020221002112), we get a palindrome (3132222222313).

The spelling of 2112001220201 in words is "two trillion, one hundred twelve billion, one million, two hundred twenty thousand, two hundred one".