123313133323 has 4 divisors (see below), whose sum is σ = 123399549000. Its totient is φ = 123226717648.

The previous prime is 123313133311. The next prime is 123313133389. The reversal of 123313133323 is 323331313321.

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 123313133323 - 2¹⁷ = 123313002251 is a prime.

It is a super-2 number, since 2×123313133323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123313133291 and 123313133300.

It is not an unprimeable number, because it can be changed into a prime (123313137323) 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 3 ways as a sum of consecutive naturals, for example, 43205698 + ... + 43208551.

It is an arithmetic number, because the mean of its divisors is an integer number (30849887250).

Almost surely, 2^123313133323 is an apocalyptic number.

123313133323 is a deficient number, since it is larger than the sum of its proper divisors (86415677).

123313133323 is an equidigital number, since it uses as much as digits as its factorization.

123313133323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86415676.

The product of its digits is 8748, while the sum is 28.

Adding to 123313133323 its reverse (323331313321), we get a palindrome (446644446644).

The spelling of 123313133323 in words is "one hundred twenty-three billion, three hundred thirteen million, one hundred thirty-three thousand, three hundred twenty-three".