12011100212101 has 2 divisors, whose sum is σ = 12011100212102. Its totient is φ = 12011100212100.

The previous prime is 12011100212053. The next prime is 12011100212117. The reversal of 12011100212101 is 10121200111021.

It is a happy number.

12011100212101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11517376163076 + 493724049025 = 3393726^2 + 702655^2 .

It is a cyclic number.

It is not a de Polignac number, because 12011100212101 - 2¹⁹ = 12011099687813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011100212131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005550106050 + 6005550106051.

It is an arithmetic number, because the mean of its divisors is an integer number (6005550106051).

Almost surely, 2^{12011100212101} is an apocalyptic number.

It is an amenable number.

12011100212101 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011100212101 is an equidigital number, since it uses as much as digits as its factorization.

12011100212101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12011100212101 its reverse (10121200111021), we get a palindrome (22132300323122).

The spelling of 12011100212101 in words is "twelve trillion, eleven billion, one hundred million, two hundred twelve thousand, one hundred one".