321301012 has 6 divisors (see below), whose sum is σ = 562276778. Its totient is φ = 160650504.

The previous prime is 321301009. The next prime is 321301033. The reversal of 321301012 is 210103123.

It can be written as a sum of positive squares in only one way, i.e., 184036356 + 137264656 = 13566^2 + 11716^2 .

It is a junction number, because it is equal to n+sod(n) for n = 321300983 and 321301001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40162623 + ... + 40162630.

Almost surely, 2^321301012 is an apocalyptic number.

It is an amenable number.

321301012 is a deficient number, since it is larger than the sum of its proper divisors (240975766).

321301012 is a wasteful number, since it uses less digits than its factorization.

321301012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80325257 (or 80325255 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 321301012 is about 17924.8713245033. The cubic root of 321301012 is about 684.9160832786.

Adding to 321301012 its reverse (210103123), we get a palindrome (531404135).

The spelling of 321301012 in words is "three hundred twenty-one million, three hundred one thousand, twelve".