12120101020211 has 2 divisors, whose sum is σ = 12120101020212. Its totient is φ = 12120101020210.

The previous prime is 12120101020193. The next prime is 12120101020213. The reversal of 12120101020211 is 11202010102121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12120101020211 is a prime.

Together with 12120101020213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12120101020213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060050510105 + 6060050510106.

It is an arithmetic number, because the mean of its divisors is an integer number (6060050510106).

Almost surely, 2^{12120101020211} is an apocalyptic number.

12120101020211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120101020211 is an equidigital number, since it uses as much as digits as its factorization.

12120101020211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12120101020211 its reverse (11202010102121), we get a palindrome (23322111122332).

The spelling of 12120101020211 in words is "twelve trillion, one hundred twenty billion, one hundred one million, twenty thousand, two hundred eleven".