323112202012123 has 4 divisors (see below), whose sum is σ = 323112241912248. Its totient is φ = 323112162112000.

The previous prime is 323112202012111. The next prime is 323112202012133. The reversal of 323112202012123 is 321210202211323.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323112202012123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (323112202012133) 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, 3006061 + ... + 25598062.

It is an arithmetic number, because the mean of its divisors is an integer number (80778060478062).

Almost surely, 2^{323112202012123} is an apocalyptic number.

323112202012123 is a deficient number, since it is larger than the sum of its proper divisors (39900125).

323112202012123 is a wasteful number, since it uses less digits than its factorization.

323112202012123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39900124.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 323112202012123 its reverse (321210202211323), we get a palindrome (644322404223446).

The spelling of 323112202012123 in words is "three hundred twenty-three trillion, one hundred twelve billion, two hundred two million, twelve thousand, one hundred twenty-three".