11321230112197 has 2 divisors, whose sum is σ = 11321230112198. Its totient is φ = 11321230112196.

The previous prime is 11321230112131. The next prime is 11321230112239. The reversal of 11321230112197 is 79121103212311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10491729940836 + 829500171361 = 3239094^2 + 910769^2 .

It is a cyclic number.

It is not a de Polignac number, because 11321230112197 - 2²³ = 11321221723589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11321230112107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660615056098 + 5660615056099.

It is an arithmetic number, because the mean of its divisors is an integer number (5660615056099).

Almost surely, 2^{11321230112197} is an apocalyptic number.

It is an amenable number.

11321230112197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11321230112197 is an equidigital number, since it uses as much as digits as its factorization.

11321230112197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 34.

The spelling of 11321230112197 in words is "eleven trillion, three hundred twenty-one billion, two hundred thirty million, one hundred twelve thousand, one hundred ninety-seven".