321104542443 has 8 divisors (see below), whose sum is σ = 428795042448. Its totient is φ = 213741868704.

The previous prime is 321104542417. The next prime is 321104542459. The reversal of 321104542443 is 344245401123.

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

It is not a de Polignac number, because 321104542443 - 2¹⁴ = 321104526059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321104542043) 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, 81954280 + ... + 81958197.

It is an arithmetic number, because the mean of its divisors is an integer number (53599380306).

Almost surely, 2^321104542443 is an apocalyptic number.

321104542443 is a deficient number, since it is larger than the sum of its proper divisors (107690500005).

321104542443 is a wasteful number, since it uses less digits than its factorization.

321104542443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163913133.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 321104542443 its reverse (344245401123), we get a palindrome (665349943566).

The spelling of 321104542443 in words is "three hundred twenty-one billion, one hundred four million, five hundred forty-two thousand, four hundred forty-three".