12313320111444 has 96 divisors (see below), whose sum is σ = 33197742369792. Its totient is φ = 3510652096000.

The previous prime is 12313320111439. The next prime is 12313320111481. The reversal of 12313320111444 is 44411102331321.

12313320111444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5845489 + ... + 7667879.

It is an arithmetic number, because the mean of its divisors is an integer number (345809816352).

Almost surely, 2^{12313320111444} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12313320111444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16598871184896).

12313320111444 is an abundant number, since it is smaller than the sum of its proper divisors (20884422258348).

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

12313320111444 is a wasteful number, since it uses less digits than its factorization.

12313320111444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825437 (or 1825435 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 12313320111444 its reverse (44411102331321), we get a palindrome (56724422442765).

The spelling of 12313320111444 in words is "twelve trillion, three hundred thirteen billion, three hundred twenty million, one hundred eleven thousand, four hundred forty-four".