123441434323 has 4 divisors (see below), whose sum is σ = 123957925920. Its totient is φ = 122924942728.

The previous prime is 123441434287. The next prime is 123441434327. The reversal of 123441434323 is 323434144321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323434144321 = 2687 ⋅120369983.

It is a cyclic number.

It is not a de Polignac number, because 123441434323 - 2²⁵ = 123407879891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123441434327) 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, 258245440 + ... + 258245917.

It is an arithmetic number, because the mean of its divisors is an integer number (30989481480).

Almost surely, 2^123441434323 is an apocalyptic number.

123441434323 is a deficient number, since it is larger than the sum of its proper divisors (516491597).

123441434323 is an equidigital number, since it uses as much as digits as its factorization.

123441434323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516491596.

The product of its digits is 82944, while the sum is 34.

Adding to 123441434323 its reverse (323434144321), we get a palindrome (446875578644).

The spelling of 123441434323 in words is "one hundred twenty-three billion, four hundred forty-one million, four hundred thirty-four thousand, three hundred twenty-three".