201100122121141 has 2 divisors, whose sum is σ = 201100122121142. Its totient is φ = 201100122121140.

The previous prime is 201100122121081. The next prime is 201100122121163. The reversal of 201100122121141 is 141121221001102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182826121585041 + 18274000536100 = 13521321^2 + 4274810^2 .

It is a cyclic number.

It is not a de Polignac number, because 201100122121141 - 2⁹ = 201100122120629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201100122121841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550061060570 + 100550061060571.

It is an arithmetic number, because the mean of its divisors is an integer number (100550061060571).

Almost surely, 2^{201100122121141} is an apocalyptic number.

It is an amenable number.

201100122121141 is a deficient number, since it is larger than the sum of its proper divisors (1).

201100122121141 is an equidigital number, since it uses as much as digits as its factorization.

201100122121141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 201100122121141 its reverse (141121221001102), we get a palindrome (342221343122243).

The spelling of 201100122121141 in words is "two hundred one trillion, one hundred billion, one hundred twenty-two million, one hundred twenty-one thousand, one hundred forty-one".