1323131300304 has 240 divisors, whose sum is σ = 3799326952512. Its totient is φ = 396450560000.

The previous prime is 1323131300287. The next prime is 1323131300333. The reversal of 1323131300304 is 4030031313231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 868765687 + ... + 868767209.

Almost surely, 2^{1323131300304} 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 1323131300304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1899663476256).

1323131300304 is an abundant number, since it is smaller than the sum of its proper divisors (2476195652208).

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

1323131300304 is a wasteful number, since it uses less digits than its factorization.

1323131300304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3138 (or 3121 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1323131300304 its reverse (4030031313231), we get a palindrome (5353162613535).

The spelling of 1323131300304 in words is "one trillion, three hundred twenty-three billion, one hundred thirty-one million, three hundred thousand, three hundred four".