1123423230323 has 2 divisors, whose sum is σ = 1123423230324. Its totient is φ = 1123423230322.

The previous prime is 1123423230317. The next prime is 1123423230343. The reversal of 1123423230323 is 3230323243211.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3230323243211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1123423230323 - 2²⁴ = 1123406453107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123423230343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561711615161 + 561711615162.

It is an arithmetic number, because the mean of its divisors is an integer number (561711615162).

Almost surely, 2^{1123423230323} is an apocalyptic number.

1123423230323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123423230323 is an equidigital number, since it uses as much as digits as its factorization.

1123423230323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 1123423230323 its reverse (3230323243211), we get a palindrome (4353746473534).

The spelling of 1123423230323 in words is "one trillion, one hundred twenty-three billion, four hundred twenty-three million, two hundred thirty thousand, three hundred twenty-three".