321321145322 has 8 divisors (see below), whose sum is σ = 482179501956. Its totient is φ = 160594644672.

The previous prime is 321321145291. The next prime is 321321145333. The reversal of 321321145322 is 223541123123.

It can be written as a sum of positive squares in 2 ways, for example, as 251180390041 + 70140755281 = 501179^2 + 264841^2 .

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

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, 32957903 + ... + 32967650.

Almost surely, 2^321321145322 is an apocalyptic number.

321321145322 is a deficient number, since it is larger than the sum of its proper divisors (160858356634).

321321145322 is a wasteful number, since it uses less digits than its factorization.

321321145322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65927992.

The product of its digits is 8640, while the sum is 29.

Adding to 321321145322 its reverse (223541123123), we get a palindrome (544862268445).

The spelling of 321321145322 in words is "three hundred twenty-one billion, three hundred twenty-one million, one hundred forty-five thousand, three hundred twenty-two".