1323144121244 has 96 divisors (see below), whose sum is σ = 2843236650240. Its totient is φ = 530948736000.

The previous prime is 1323144121223. The next prime is 1323144121249. The reversal of 1323144121244 is 4421214413231.

It is a self number, because there is not a number n which added to its sum of digits gives 1323144121244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323144121249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 974519 + ... + 1896305.

It is an arithmetic number, because the mean of its divisors is an integer number (29617048440).

Almost surely, 2^{1323144121244} is an apocalyptic number.

It is an amenable number.

1323144121244 is an abundant number, since it is smaller than the sum of its proper divisors (1520092528996).

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

1323144121244 is a wasteful number, since it uses less digits than its factorization.

1323144121244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921939 (or 921937 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

Adding to 1323144121244 its reverse (4421214413231), we get a palindrome (5744358534475).

The spelling of 1323144121244 in words is "one trillion, three hundred twenty-three billion, one hundred forty-four million, one hundred twenty-one thousand, two hundred forty-four".