123313529823 has 16 divisors (see below), whose sum is σ = 179374596096. Its totient is φ = 74731530240.

The previous prime is 123313529797. The next prime is 123313529827. The reversal of 123313529823 is 328925313321.

It is not a de Polignac number, because 123313529823 - 2⁸ = 123313529567 is a prime.

It is a super-2 number, since 2×123313529823² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123313529827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 613215 + ... + 789087.

It is an arithmetic number, because the mean of its divisors is an integer number (11210912256).

Almost surely, 2^123313529823 is an apocalyptic number.

123313529823 is a deficient number, since it is larger than the sum of its proper divisors (56061066273).

123313529823 is a wasteful number, since it uses less digits than its factorization.

123313529823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197134.

The product of its digits is 233280, while the sum is 42.

The spelling of 123313529823 in words is "one hundred twenty-three billion, three hundred thirteen million, five hundred twenty-nine thousand, eight hundred twenty-three".