123312330300000 has 576 divisors, whose sum is σ = 408026774615040. Its totient is φ = 32605271040000.

The previous prime is 123312330299929. The next prime is 123312330300007. The reversal of 123312330300000 is 3033213321.

It is a self number, because there is not a number n which added to its sum of digits gives 123312330300000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123312330300007) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19707896872 + ... + 19707903128.

It is an arithmetic number, because the mean of its divisors is an integer number (708379817040).

Almost surely, 2^{123312330300000} is an apocalyptic number.

123312330300000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123312330300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204013387307520).

123312330300000 is an abundant number, since it is smaller than the sum of its proper divisors (284714444315040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123312330300000 is an equidigital number, since it uses as much as digits as its factorization.

123312330300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6841 (or 6813 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 123312330300000 its reverse (3033213321), we get a palindrome (123315363513321).

The spelling of 123312330300000 in words is "one hundred twenty-three trillion, three hundred twelve billion, three hundred thirty million, three hundred thousand".