321430100144334 has 32 divisors (see below), whose sum is σ = 649512636864000. Its totient is φ = 106034712360192.

The previous prime is 321430100144303. The next prime is 321430100144347. The reversal of 321430100144334 is 433441001034123.

It is a junction number, because it is equal to n+sod(n) for n = 321430100144295 and 321430100144304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4510137 + ... + 25752699.

It is an arithmetic number, because the mean of its divisors is an integer number (20297269902000).

Almost surely, 2^{321430100144334} is an apocalyptic number.

321430100144334 is an abundant number, since it is smaller than the sum of its proper divisors (328082536719666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321430100144334 is a wasteful number, since it uses less digits than its factorization.

321430100144334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21268664.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 321430100144334 its reverse (433441001034123), we get a palindrome (754871101178457).

The spelling of 321430100144334 in words is "three hundred twenty-one trillion, four hundred thirty billion, one hundred million, one hundred forty-four thousand, three hundred thirty-four".