12122100001211 has 2 divisors, whose sum is σ = 12122100001212. Its totient is φ = 12122100001210.

The previous prime is 12122100001189. The next prime is 12122100001307. The reversal of 12122100001211 is 11210000122121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12122100001211 is a prime.

It is not a weakly prime, because it can be changed into another prime (12122100051211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061050000605 + 6061050000606.

It is an arithmetic number, because the mean of its divisors is an integer number (6061050000606).

Almost surely, 2^{12122100001211} is an apocalyptic number.

12122100001211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12122100001211 is an equidigital number, since it uses as much as digits as its factorization.

12122100001211 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 12122100001211 its reverse (11210000122121), we get a palindrome (23332100123332).

The spelling of 12122100001211 in words is "twelve trillion, one hundred twenty-two billion, one hundred million, one thousand, two hundred eleven".