13340322421340 has 24 divisors (see below), whose sum is σ = 28015187181072. Its totient is φ = 5336031807360.

The previous prime is 13340322421289. The next prime is 13340322421351. The reversal of 13340322421340 is 4312422304331.

It is a junction number, because it is equal to n+sod(n) for n = 13340322421297 and 13340322421306.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4941569 + ... + 7148408.

It is an arithmetic number, because the mean of its divisors is an integer number (1167299465878).

Almost surely, 2^{13340322421340} is an apocalyptic number.

13340322421340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13340322421340 is an abundant number, since it is smaller than the sum of its proper divisors (14674864759732).

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

13340322421340 is a wasteful number, since it uses less digits than its factorization.

13340322421340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12145157 (or 12145155 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 13340322421340 its reverse (4312422304331), we get a palindrome (17652744725671).

The spelling of 13340322421340 in words is "thirteen trillion, three hundred forty billion, three hundred twenty-two million, four hundred twenty-one thousand, three hundred forty".