321424320030 has 64 divisors (see below), whose sum is σ = 841610227968. Its totient is φ = 77915221760.

The previous prime is 321424319977. The next prime is 321424320121. The reversal of 321424320030 is 30023424123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5799229 + ... + 5854391.

It is an arithmetic number, because the mean of its divisors is an integer number (13150159812).

Almost surely, 2^321424320030 is an apocalyptic number.

321424320030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

321424320030 is an abundant number, since it is smaller than the sum of its proper divisors (520185907938).

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

321424320030 is a wasteful number, since it uses less digits than its factorization.

321424320030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72841.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 321424320030 its reverse (30023424123), we get a palindrome (351447744153).

The spelling of 321424320030 in words is "three hundred twenty-one billion, four hundred twenty-four million, three hundred twenty thousand, thirty".