1323873361312 has 24 divisors (see below), whose sum is σ = 2630287390500. Its totient is φ = 655863865344.

The previous prime is 1323873361309. The next prime is 1323873361333. The reversal of 1323873361312 is 2131633783231.

It can be written as a sum of positive squares in 2 ways, for example, as 1306439856016 + 17433505296 = 1142996^2 + 132036^2 .

It is a super-2 number, since 2×1323873361312² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189771937 + ... + 189778912.

Almost surely, 2^{1323873361312} is an apocalyptic number.

It is an amenable number.

1323873361312 is a deficient number, since it is larger than the sum of its proper divisors (1306414029188).

1323873361312 is a wasteful number, since it uses less digits than its factorization.

1323873361312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379550968 (or 379550960 counting only the distinct ones).

The product of its digits is 326592, while the sum is 43.

The spelling of 1323873361312 in words is "one trillion, three hundred twenty-three billion, eight hundred seventy-three million, three hundred sixty-one thousand, three hundred twelve".