321342130 has 8 divisors (see below), whose sum is σ = 578415852. Its totient is φ = 128536848.

The previous prime is 321342113. The next prime is 321342157. The reversal of 321342130 is 31243123.

It can be written as a sum of positive squares in 2 ways, for example, as 314388361 + 6953769 = 17731^2 + 2637^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 321342098 and 321342107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16067097 + ... + 16067116.

Almost surely, 2^321342130 is an apocalyptic number.

321342130 is a deficient number, since it is larger than the sum of its proper divisors (257073722).

321342130 is a wasteful number, since it uses less digits than its factorization.

321342130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32134220.

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

The square root of 321342130 is about 17926.0182416509. The cubic root of 321342130 is about 684.9452990578.

Adding to 321342130 its reverse (31243123), we get a palindrome (352585253).

The spelling of 321342130 in words is "three hundred twenty-one million, three hundred forty-two thousand, one hundred thirty".