123112213323 has 16 divisors (see below), whose sum is σ = 180715180800. Its totient is φ = 73928933280.

The previous prime is 123112213319. The next prime is 123112213333. The reversal of 123112213323 is 323312211321.

It is not a de Polignac number, because 123112213323 - 2² = 123112213319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123112213293 and 123112213302.

It is not an unprimeable number, because it can be changed into a prime (123112213333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17109583 + ... + 17116776.

It is an arithmetic number, because the mean of its divisors is an integer number (11294698800).

Almost surely, 2^123112213323 is an apocalyptic number.

123112213323 is a deficient number, since it is larger than the sum of its proper divisors (57602967477).

123112213323 is a wasteful number, since it uses less digits than its factorization.

123112213323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34226482.

The product of its digits is 1296, while the sum is 24.

Adding to 123112213323 its reverse (323312211321), we get a palindrome (446424424644).

The spelling of 123112213323 in words is "one hundred twenty-three billion, one hundred twelve million, two hundred thirteen thousand, three hundred twenty-three".