1330071221197 has 2 divisors, whose sum is σ = 1330071221198. Its totient is φ = 1330071221196.

The previous prime is 1330071221173. The next prime is 1330071221203. The reversal of 1330071221197 is 7911221700331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 789590410921 + 540480810276 = 888589^2 + 735174^2 .

It is an emirp because it is prime and its reverse (7911221700331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1330071221197 - 2²³ = 1330062832589 is a prime.

It is a super-2 number, since 2×1330071221197² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1330071221497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665035610598 + 665035610599.

It is an arithmetic number, because the mean of its divisors is an integer number (665035610599).

Almost surely, 2^{1330071221197} is an apocalyptic number.

It is an amenable number.

1330071221197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330071221197 is an equidigital number, since it uses as much as digits as its factorization.

1330071221197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 37.

The spelling of 1330071221197 in words is "one trillion, three hundred thirty billion, seventy-one million, two hundred twenty-one thousand, one hundred ninety-seven".