1320320366122 has 4 divisors (see below), whose sum is σ = 1980480549186. Its totient is φ = 660160183060.

The previous prime is 1320320366117. The next prime is 1320320366171. The reversal of 1320320366122 is 2216630230231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1082663141121 + 237657225001 = 1040511^2 + 487501^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330080091529 + ... + 330080091532.

Almost surely, 2^{1320320366122} is an apocalyptic number.

1320320366122 is a deficient number, since it is larger than the sum of its proper divisors (660160183064).

1320320366122 is an equidigital number, since it uses as much as digits as its factorization.

1320320366122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660160183063.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 1320320366122 its reverse (2216630230231), we get a palindrome (3536950596353).

The spelling of 1320320366122 in words is "one trillion, three hundred twenty billion, three hundred twenty million, three hundred sixty-six thousand, one hundred twenty-two".