1322100968197 has 2 divisors, whose sum is σ = 1322100968198. Its totient is φ = 1322100968196.

The previous prime is 1322100968171. The next prime is 1322100968219. The reversal of 1322100968197 is 7918690012231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1118921799681 + 203179168516 = 1057791^2 + 450754^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322100968197 - 2³⁹ = 772345154309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1322100968197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322100968497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661050484098 + 661050484099.

It is an arithmetic number, because the mean of its divisors is an integer number (661050484099).

Almost surely, 2^{1322100968197} is an apocalyptic number.

It is an amenable number.

1322100968197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322100968197 is an equidigital number, since it uses as much as digits as its factorization.

1322100968197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 49.

The spelling of 1322100968197 in words is "one trillion, three hundred twenty-two billion, one hundred million, nine hundred sixty-eight thousand, one hundred ninety-seven".