321430034323443 has 4 divisors (see below), whose sum is σ = 428573379097928. Its totient is φ = 214286689548960.

The previous prime is 321430034323417. The next prime is 321430034323451. The reversal of 321430034323443 is 344323430034123.

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

It is not a de Polignac number, because 321430034323443 - 2¹⁴ = 321430034307059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321430034323403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53571672387238 + ... + 53571672387243.

It is an arithmetic number, because the mean of its divisors is an integer number (107143344774482).

Almost surely, 2^{321430034323443} is an apocalyptic number.

321430034323443 is a deficient number, since it is larger than the sum of its proper divisors (107143344774485).

321430034323443 is a wasteful number, since it uses less digits than its factorization.

321430034323443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107143344774484.

The product of its (nonzero) digits is 746496, while the sum is 39.

Adding to 321430034323443 its reverse (344323430034123), we get a palindrome (665753464357566).

The spelling of 321430034323443 in words is "three hundred twenty-one trillion, four hundred thirty billion, thirty-four million, three hundred twenty-three thousand, four hundred forty-three".