321430342424027 has 4 divisors (see below), whose sum is σ = 321430382807880. Its totient is φ = 321430302040176.

The previous prime is 321430342423999. The next prime is 321430342424029. The reversal of 321430342424027 is 720424243034123.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 321430342424027 - 2²⁴ = 321430325646811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321430342424029) 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, 3837377 + ... + 25643442.

It is an arithmetic number, because the mean of its divisors is an integer number (80357595701970).

Almost surely, 2^{321430342424027} is an apocalyptic number.

321430342424027 is a deficient number, since it is larger than the sum of its proper divisors (40383853).

321430342424027 is a wasteful number, since it uses less digits than its factorization.

321430342424027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40383852.

The product of its (nonzero) digits is 774144, while the sum is 41.

The spelling of 321430342424027 in words is "three hundred twenty-one trillion, four hundred thirty billion, three hundred forty-two million, four hundred twenty-four thousand, twenty-seven".