321314012 has 12 divisors (see below), whose sum is σ = 565667760. Its totient is φ = 159694656.

The previous prime is 321313981. The next prime is 321314033. The reversal of 321314012 is 210413123.

It is a super-2 number, since 2×321314012² = 206485388615072288, which contains 22 as substring.

It is a congruent number.

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, 239837 + ... + 241172.

It is an arithmetic number, because the mean of its divisors is an integer number (47138980).

Almost surely, 2^321314012 is an apocalyptic number.

It is an amenable number.

321314012 is a deficient number, since it is larger than the sum of its proper divisors (244353748).

321314012 is a wasteful number, since it uses less digits than its factorization.

321314012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481180 (or 481178 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 321314012 is about 17925.2339454747. The cubic root of 321314012 is about 684.9253205034.

Adding to 321314012 its reverse (210413123), we get a palindrome (531727135).

The spelling of 321314012 in words is "three hundred twenty-one million, three hundred fourteen thousand, twelve".