13343021232040 has 16 divisors (see below), whose sum is σ = 30021797772180. Its totient is φ = 5337208492800.

The previous prime is 13343021232001. The next prime is 13343021232043. The reversal of 13343021232040 is 4023212034331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13296655945764 + 46365286276 = 3646458^2 + 215326^2 .

It is not an unprimeable number, because it can be changed into a prime (13343021232043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166787765361 + ... + 166787765440.

Almost surely, 2^{13343021232040} is an apocalyptic number.

13343021232040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13343021232040 is an abundant number, since it is smaller than the sum of its proper divisors (16678776540140).

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

13343021232040 is a wasteful number, since it uses less digits than its factorization.

13343021232040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333575530812 (or 333575530808 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 13343021232040 its reverse (4023212034331), we get a palindrome (17366233266371).

The spelling of 13343021232040 in words is "thirteen trillion, three hundred forty-three billion, twenty-one million, two hundred thirty-two thousand, forty".