321422343241 has 4 divisors (see below), whose sum is σ = 321638209300. Its totient is φ = 321206477184.

The previous prime is 321422343239. The next prime is 321422343259. The reversal of 321422343241 is 142343224123.

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

It can be written as a sum of positive squares in 2 ways, for example, as 124965078016 + 196457265225 = 353504^2 + 443235^2 .

It is a cyclic number.

It is not a de Polignac number, because 321422343241 - 2¹ = 321422343239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321422346241) by changing a digit.

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, 107930796 + ... + 107933773.

It is an arithmetic number, because the mean of its divisors is an integer number (80409552325).

Almost surely, 2^321422343241 is an apocalyptic number.

It is an amenable number.

321422343241 is a deficient number, since it is larger than the sum of its proper divisors (215866059).

321422343241 is a wasteful number, since it uses less digits than its factorization.

321422343241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215866058.

The product of its digits is 27648, while the sum is 31.

Adding to 321422343241 its reverse (142343224123), we get a palindrome (463765567364).

The spelling of 321422343241 in words is "three hundred twenty-one billion, four hundred twenty-two million, three hundred forty-three thousand, two hundred forty-one".