321324130 has 16 divisors (see below), whose sum is σ = 579311424. Its totient is φ = 128323440.

The previous prime is 321324121. The next prime is 321324137. The reversal of 321324130 is 31423123.

It is a junction number, because it is equal to n+sod(n) for n = 321324098 and 321324107.

It is not an unprimeable number, because it can be changed into a prime (321324137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19152 + ... + 31771.

It is an arithmetic number, because the mean of its divisors is an integer number (36206964).

Almost surely, 2^321324130 is an apocalyptic number.

321324130 is a deficient number, since it is larger than the sum of its proper divisors (257987294).

321324130 is a wasteful number, since it uses less digits than its factorization.

321324130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51561.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 321324130 is about 17925.5161710897. The cubic root of 321324130 is about 684.9325097341.

Adding to 321324130 its reverse (31423123), we get a palindrome (352747253).

The spelling of 321324130 in words is "three hundred twenty-one million, three hundred twenty-four thousand, one hundred thirty".