12101100010211 has 2 divisors, whose sum is σ = 12101100010212. Its totient is φ = 12101100010210.

The previous prime is 12101100010199. The next prime is 12101100010249. The reversal of 12101100010211 is 11201000110121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12101100010211 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 12101100010192 and 12101100010201.

It is not a weakly prime, because it can be changed into another prime (12101100010711) 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, 6050550005105 + 6050550005106.

It is an arithmetic number, because the mean of its divisors is an integer number (6050550005106).

Almost surely, 2^{12101100010211} is an apocalyptic number.

12101100010211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101100010211 is an equidigital number, since it uses as much as digits as its factorization.

12101100010211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12101100010211 its reverse (11201000110121), we get a palindrome (23302100120332).

The spelling of 12101100010211 in words is "twelve trillion, one hundred one billion, one hundred million, ten thousand, two hundred eleven".