13821071422 has 8 divisors (see below), whose sum is σ = 20889864072. Its totient is φ = 6857783400.

The previous prime is 13821071413. The next prime is 13821071441. The reversal of 13821071422 is 22417012831.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 26375829 + ... + 26376352.

It is an arithmetic number, because the mean of its divisors is an integer number (2611233009).

Almost surely, 2^13821071422 is an apocalyptic number.

13821071422 is a deficient number, since it is larger than the sum of its proper divisors (7068792650).

13821071422 is a wasteful number, since it uses less digits than its factorization.

13821071422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52752314.

The product of its (nonzero) digits is 5376, while the sum is 31.

The spelling of 13821071422 in words is "thirteen billion, eight hundred twenty-one million, seventy-one thousand, four hundred twenty-two".