13420134343422 has 96 divisors (see below), whose sum is σ = 29915084216160. Its totient is φ = 4344865747200.

The previous prime is 13420134343393. The next prime is 13420134343487. The reversal of 13420134343422 is 22434343102431.

13420134343422 is a `hidden beast` number, since 1 + 34 + 201 + 343 + 43 + 42 + 2 = 666.

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, 978921904 + ... + 978935612.

It is an arithmetic number, because the mean of its divisors is an integer number (311615460585).

Almost surely, 2^{13420134343422} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13420134343422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14957542108080).

13420134343422 is an abundant number, since it is smaller than the sum of its proper divisors (16494949872738).

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

13420134343422 is a wasteful number, since it uses less digits than its factorization.

13420134343422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16218 (or 16215 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 13420134343422 its reverse (22434343102431), we get a palindrome (35854477445853).

The spelling of 13420134343422 in words is "thirteen trillion, four hundred twenty billion, one hundred thirty-four million, three hundred forty-three thousand, four hundred twenty-two".