321420021041422 has 8 divisors (see below), whose sum is σ = 482138248136400. Its totient is φ = 160707271662624.

The previous prime is 321420021041417. The next prime is 321420021041453. The reversal of 321420021041422 is 224140120024123.

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

It is a super-2 number, since 2×321420021041422² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1369282347 + ... + 1369517062.

It is an arithmetic number, because the mean of its divisors is an integer number (60267281017050).

Almost surely, 2^{321420021041422} is an apocalyptic number.

321420021041422 is a deficient number, since it is larger than the sum of its proper divisors (160718227094978).

321420021041422 is a wasteful number, since it uses less digits than its factorization.

321420021041422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2738858090.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 321420021041422 its reverse (224140120024123), we get a palindrome (545560141065545).

The spelling of 321420021041422 in words is "three hundred twenty-one trillion, four hundred twenty billion, twenty-one million, forty-one thousand, four hundred twenty-two".