21410321422 has 8 divisors (see below), whose sum is σ = 36703408176. Its totient is φ = 9175852032.

The previous prime is 21410321419. The next prime is 21410321447. The reversal of 21410321422 is 22412301412.

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

It is a junction number, because it is equal to n+sod(n) for n = 21410321393 and 21410321402.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 764654323 + ... + 764654350.

It is an arithmetic number, because the mean of its divisors is an integer number (4587926022).

Almost surely, 2^21410321422 is an apocalyptic number.

21410321422 is a deficient number, since it is larger than the sum of its proper divisors (15293086754).

21410321422 is a wasteful number, since it uses less digits than its factorization.

21410321422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529308682.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 21410321422 its reverse (22412301412), we get a palindrome (43822622834).

The spelling of 21410321422 in words is "twenty-one billion, four hundred ten million, three hundred twenty-one thousand, four hundred twenty-two".