321312042246 has 16 divisors (see below), whose sum is σ = 692056706544. Its totient is φ = 98865243744.

The previous prime is 321312042217. The next prime is 321312042277. The reversal of 321312042246 is 642240213123.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2059692501 + ... + 2059692656.

It is an arithmetic number, because the mean of its divisors is an integer number (43253544159).

Almost surely, 2^321312042246 is an apocalyptic number.

321312042246 is an abundant number, since it is smaller than the sum of its proper divisors (370744664298).

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

321312042246 is a wasteful number, since it uses less digits than its factorization.

321312042246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119385175.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 321312042246 its reverse (642240213123), we get a palindrome (963552255369).

The spelling of 321312042246 in words is "three hundred twenty-one billion, three hundred twelve million, forty-two thousand, two hundred forty-six".