123232313163 has 4 divisors (see below), whose sum is σ = 164309750888. Its totient is φ = 82154875440.

The previous prime is 123232313137. The next prime is 123232313173. The reversal of 123232313163 is 361313232321.

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

It is not a de Polignac number, because 123232313163 - 2⁵ = 123232313131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123232313163.

It is not an unprimeable number, because it can be changed into a prime (123232313173) 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 in 3 ways as a sum of consecutive naturals, for example, 20538718858 + ... + 20538718863.

It is an arithmetic number, because the mean of its divisors is an integer number (41077437722).

Almost surely, 2^123232313163 is an apocalyptic number.

123232313163 is a deficient number, since it is larger than the sum of its proper divisors (41077437725).

123232313163 is an equidigital number, since it uses as much as digits as its factorization.

123232313163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41077437724.

The product of its digits is 11664, while the sum is 30.

Adding to 123232313163 its reverse (361313232321), we get a palindrome (484545545484).

The spelling of 123232313163 in words is "one hundred twenty-three billion, two hundred thirty-two million, three hundred thirteen thousand, one hundred sixty-three".