123323313103 has 4 divisors (see below), whose sum is σ = 123372585808. Its totient is φ = 123274040400.

The previous prime is 123323313049. The next prime is 123323313143. The reversal of 123323313103 is 301313323321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301313323321 = 37 ⋅8143603333.

It is a cyclic number.

It is not a de Polignac number, because 123323313103 - 2⁹ = 123323312591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123323313143) 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, 24632598 + ... + 24637603.

It is an arithmetic number, because the mean of its divisors is an integer number (30843146452).

Almost surely, 2^123323313103 is an apocalyptic number.

123323313103 is a deficient number, since it is larger than the sum of its proper divisors (49272705).

123323313103 is an equidigital number, since it uses as much as digits as its factorization.

123323313103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49272704.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 123323313103 its reverse (301313323321), we get a palindrome (424636636424).

The spelling of 123323313103 in words is "one hundred twenty-three billion, three hundred twenty-three million, three hundred thirteen thousand, one hundred three".