123113120323 has 4 divisors (see below), whose sum is σ = 123176289600. Its totient is φ = 123049951048.

The previous prime is 123113120321. The next prime is 123113120357. The reversal of 123113120323 is 323021311321.

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

It is a cyclic number.

It is not a de Polignac number, because 123113120323 - 2¹ = 123113120321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123113120294 and 123113120303.

It is not an unprimeable number, because it can be changed into a prime (123113120321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31581715 + ... + 31585612.

It is an arithmetic number, because the mean of its divisors is an integer number (30794072400).

Almost surely, 2^123113120323 is an apocalyptic number.

123113120323 is a deficient number, since it is larger than the sum of its proper divisors (63169277).

123113120323 is an equidigital number, since it uses as much as digits as its factorization.

123113120323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63169276.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 123113120323 its reverse (323021311321), we get a palindrome (446134431644).

The spelling of 123113120323 in words is "one hundred twenty-three billion, one hundred thirteen million, one hundred twenty thousand, three hundred twenty-three".