2201100122201 has 2 divisors, whose sum is σ = 2201100122202. Its totient is φ = 2201100122200.

The previous prime is 2201100122191. The next prime is 2201100122233. The reversal of 2201100122201 is 1022210011022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1682014455625 + 519085666576 = 1296925^2 + 720476^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201100122201 - 2²² = 2201095927897 is a prime.

It is not a weakly prime, because it can be changed into another prime (2201100122101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100550061100 + 1100550061101.

It is an arithmetic number, because the mean of its divisors is an integer number (1100550061101).

Almost surely, 2^{2201100122201} is an apocalyptic number.

It is an amenable number.

2201100122201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201100122201 is an equidigital number, since it uses as much as digits as its factorization.

2201100122201 is an odious number, because the sum of its binary digits is odd.

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

Adding to 2201100122201 its reverse (1022210011022), we get a palindrome (3223310133223).

The spelling of 2201100122201 in words is "two trillion, two hundred one billion, one hundred million, one hundred twenty-two thousand, two hundred one".