12120210322111 has 2 divisors, whose sum is σ = 12120210322112. Its totient is φ = 12120210322110.

The previous prime is 12120210322079. The next prime is 12120210322201. The reversal of 12120210322111 is 11122301202121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12120210322111 - 2⁵ = 12120210322079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12120210322211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060105161055 + 6060105161056.

It is an arithmetic number, because the mean of its divisors is an integer number (6060105161056).

Almost surely, 2^{12120210322111} is an apocalyptic number.

12120210322111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120210322111 is an equidigital number, since it uses as much as digits as its factorization.

12120210322111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12120210322111 its reverse (11122301202121), we get a palindrome (23242511524232).

The spelling of 12120210322111 in words is "twelve trillion, one hundred twenty billion, two hundred ten million, three hundred twenty-two thousand, one hundred eleven".