321213130013422 has 4 divisors (see below), whose sum is σ = 481819695020136. Its totient is φ = 160606565006710.

The previous prime is 321213130013371. The next prime is 321213130013459. The reversal of 321213130013422 is 224310031312123.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80303282503354 + ... + 80303282503357.

It is an arithmetic number, because the mean of its divisors is an integer number (120454923755034).

Almost surely, 2^{321213130013422} is an apocalyptic number.

321213130013422 is a deficient number, since it is larger than the sum of its proper divisors (160606565006714).

321213130013422 is a wasteful number, since it uses less digits than its factorization.

321213130013422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160606565006713.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 321213130013422 its reverse (224310031312123), we get a palindrome (545523161325545).

The spelling of 321213130013422 in words is "three hundred twenty-one trillion, two hundred thirteen billion, one hundred thirty million, thirteen thousand, four hundred twenty-two".