12100310011211 has 2 divisors, whose sum is σ = 12100310011212. Its totient is φ = 12100310011210.

The previous prime is 12100310011199. The next prime is 12100310011249. The reversal of 12100310011211 is 11211001300121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12100310011211 is a prime.

It is not a weakly prime, because it can be changed into another prime (12100310011291) 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, 6050155005605 + 6050155005606.

It is an arithmetic number, because the mean of its divisors is an integer number (6050155005606).

Almost surely, 2^{12100310011211} is an apocalyptic number.

12100310011211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12100310011211 is an equidigital number, since it uses as much as digits as its factorization.

12100310011211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 12100310011211 its reverse (11211001300121), we get a palindrome (23311311311332).

The spelling of 12100310011211 in words is "twelve trillion, one hundred billion, three hundred ten million, eleven thousand, two hundred eleven".