1320322322287 has 2 divisors, whose sum is σ = 1320322322288. Its totient is φ = 1320322322286.

The previous prime is 1320322322273. The next prime is 1320322322357. The reversal of 1320322322287 is 7822232230231.

It is a weak prime.

It is an emirp because it is prime and its reverse (7822232230231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1320322322287 - 2²⁷ = 1320188104559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320322320287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660161161143 + 660161161144.

It is an arithmetic number, because the mean of its divisors is an integer number (660161161144).

Almost surely, 2^{1320322322287} is an apocalyptic number.

1320322322287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320322322287 is an equidigital number, since it uses as much as digits as its factorization.

1320322322287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 37.

The spelling of 1320322322287 in words is "one trillion, three hundred twenty billion, three hundred twenty-two million, three hundred twenty-two thousand, two hundred eighty-seven".