12011203322197 has 2 divisors, whose sum is σ = 12011203322198. Its totient is φ = 12011203322196.

The previous prime is 12011203322189. The next prime is 12011203322213. The reversal of 12011203322197 is 79122330211021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10497690720196 + 1513512602001 = 3240014^2 + 1230249^2 .

It is an emirp because it is prime and its reverse (79122330211021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12011203322197 - 2³ = 12011203322189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011233322197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005601661098 + 6005601661099.

It is an arithmetic number, because the mean of its divisors is an integer number (6005601661099).

Almost surely, 2^{12011203322197} is an apocalyptic number.

It is an amenable number.

12011203322197 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011203322197 is an equidigital number, since it uses as much as digits as its factorization.

12011203322197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 12011203322197 in words is "twelve trillion, eleven billion, two hundred three million, three hundred twenty-two thousand, one hundred ninety-seven".