201110201112101 has 2 divisors, whose sum is σ = 201110201112102. Its totient is φ = 201110201112100.

The previous prime is 201110201112097. The next prime is 201110201112133. The reversal of 201110201112101 is 101211102011102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163014827211076 + 38095373901025 = 12767726^2 + 6172145^2 .

It is a cyclic number.

It is not a de Polignac number, because 201110201112101 - 2² = 201110201112097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201110201112151) 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 as a sum of consecutive naturals, namely, 100555100556050 + 100555100556051.

It is an arithmetic number, because the mean of its divisors is an integer number (100555100556051).

Almost surely, 2^{201110201112101} is an apocalyptic number.

It is an amenable number.

201110201112101 is a deficient number, since it is larger than the sum of its proper divisors (1).

201110201112101 is an equidigital number, since it uses as much as digits as its factorization.

201110201112101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 201110201112101 its reverse (101211102011102), we get a palindrome (302321303123203).

The spelling of 201110201112101 in words is "two hundred one trillion, one hundred ten billion, two hundred one million, one hundred twelve thousand, one hundred one".