1320434133424 has 30 divisors (see below), whose sum is σ = 2976029483604. Its totient is φ = 565900342560.

The previous prime is 1320434133373. The next prime is 1320434133427. The reversal of 1320434133424 is 4243314340231.

It is a super-2 number, since 2×1320434133424² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1320434133424.

It is not an unprimeable number, because it can be changed into a prime (1320434133427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 842112822 + ... + 842114389.

Almost surely, 2^{1320434133424} is an apocalyptic number.

1320434133424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1320434133424 is an abundant number, since it is smaller than the sum of its proper divisors (1655595350180).

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

1320434133424 is a wasteful number, since it uses less digits than its factorization.

1320434133424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684227233 (or 1684227220 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 1320434133424 its reverse (4243314340231), we get a palindrome (5563748473655).

The spelling of 1320434133424 in words is "one trillion, three hundred twenty billion, four hundred thirty-four million, one hundred thirty-three thousand, four hundred twenty-four".