210321430422 has 32 divisors (see below), whose sum is σ = 442281379680. Its totient is φ = 66579985920.

The previous prime is 210321430379. The next prime is 210321430439. The reversal of 210321430422 is 224034123012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210321430392 and 210321430401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9897123 + ... + 9918350.

It is an arithmetic number, because the mean of its divisors is an integer number (13821293115).

Almost surely, 2^210321430422 is an apocalyptic number.

210321430422 is an abundant number, since it is smaller than the sum of its proper divisors (231959949258).

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

210321430422 is a wasteful number, since it uses less digits than its factorization.

210321430422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19815568.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 210321430422 its reverse (224034123012), we get a palindrome (434355553434).

The spelling of 210321430422 in words is "two hundred ten billion, three hundred twenty-one million, four hundred thirty thousand, four hundred twenty-two".