123313240323 has 160 divisors (see below), whose sum is σ = 246551969664. Its totient is φ = 59561422848.

The previous prime is 123313240321. The next prime is 123313240333. The reversal of 123313240323 is 323042313321.

123313240323 is a `hidden beast` number, since 1 + 2 + 3 + 313 + 24 + 0 + 323 = 666.

It is not a de Polignac number, because 123313240323 - 2¹ = 123313240321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (123313240321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 4623061 + ... + 4649657.

Almost surely, 2^123313240323 is an apocalyptic number.

123313240323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123313240323 is a deficient number, since it is larger than the sum of its proper divisors (123238729341).

123313240323 is a wasteful number, since it uses less digits than its factorization.

123313240323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26683 (or 26674 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 123313240323 its reverse (323042313321), we get a palindrome (446355553644).

The spelling of 123313240323 in words is "one hundred twenty-three billion, three hundred thirteen million, two hundred forty thousand, three hundred twenty-three".