1130323321081 has 2 divisors, whose sum is σ = 1130323321082. Its totient is φ = 1130323321080.

The previous prime is 1130323321067. The next prime is 1130323321093. The reversal of 1130323321081 is 1801233230311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1127291827600 + 3031493481 = 1061740^2 + 55059^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130323321081 - 2⁷ = 1130323320953 is a prime.

It is a super-2 number, since 2×1130323321081² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1130323322081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565161660540 + 565161660541.

It is an arithmetic number, because the mean of its divisors is an integer number (565161660541).

Almost surely, 2^{1130323321081} is an apocalyptic number.

It is an amenable number.

1130323321081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130323321081 is an equidigital number, since it uses as much as digits as its factorization.

1130323321081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 1130323321081 its reverse (1801233230311), we get a palindrome (2931556551392).

The spelling of 1130323321081 in words is "one trillion, one hundred thirty billion, three hundred twenty-three million, three hundred twenty-one thousand, eighty-one".