12012220203097 has 2 divisors, whose sum is σ = 12012220203098. Its totient is φ = 12012220203096.

The previous prime is 12012220203041. The next prime is 12012220203227. The reversal of 12012220203097 is 79030202221021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10655125679961 + 1357094523136 = 3264219^2 + 1164944^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12012220203097 is a prime.

It is not a weakly prime, because it can be changed into another prime (12012220203017) 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, 6006110101548 + 6006110101549.

It is an arithmetic number, because the mean of its divisors is an integer number (6006110101549).

Almost surely, 2^{12012220203097} is an apocalyptic number.

It is an amenable number.

12012220203097 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012220203097 is an equidigital number, since it uses as much as digits as its factorization.

12012220203097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 12012220203097 in words is "twelve trillion, twelve billion, two hundred twenty million, two hundred three thousand, ninety-seven".