2320345123 has 4 divisors (see below), whose sum is σ = 2330053920. Its totient is φ = 2310636328.

The previous prime is 2320345091. The next prime is 2320345171. The reversal of 2320345123 is 3215430232.

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 2320345123 - 2⁵ = 2320345091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321345123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4854040 + ... + 4854517.

It is an arithmetic number, because the mean of its divisors is an integer number (582513480).

Almost surely, 2^2320345123 is an apocalyptic number.

2320345123 is a deficient number, since it is larger than the sum of its proper divisors (9708797).

2320345123 is an equidigital number, since it uses as much as digits as its factorization.

2320345123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9708796.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2320345123 is about 48169.9607950847. The cubic root of 2320345123 is about 1323.8868301925.

Adding to 2320345123 its reverse (3215430232), we get a palindrome (5535775355).

The spelling of 2320345123 in words is "two billion, three hundred twenty million, three hundred forty-five thousand, one hundred twenty-three".