321213443424411 has 8 divisors (see below), whose sum is σ = 428308008911440. Its totient is φ = 214130586776832.

The previous prime is 321213443424353. The next prime is 321213443424457. The reversal of 321213443424411 is 114424344312123.

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

It is not a de Polignac number, because 321213443424411 - 2¹¹ = 321213443422363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 321213443424411.

It is not an unprimeable number, because it can be changed into a prime (321213443424911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2927145850 + ... + 2927255583.

It is an arithmetic number, because the mean of its divisors is an integer number (53538501113930).

Almost surely, 2^{321213443424411} is an apocalyptic number.

321213443424411 is a deficient number, since it is larger than the sum of its proper divisors (107094565487029).

321213443424411 is a wasteful number, since it uses less digits than its factorization.

321213443424411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5854419725.

The product of its digits is 221184, while the sum is 39.

Adding to 321213443424411 its reverse (114424344312123), we get a palindrome (435637787736534).

The spelling of 321213443424411 in words is "three hundred twenty-one trillion, two hundred thirteen billion, four hundred forty-three million, four hundred twenty-four thousand, four hundred eleven".