321213010994 has 8 divisors (see below), whose sum is σ = 482258735388. Its totient is φ = 160460099200.

The previous prime is 321213010957. The next prime is 321213011029. The reversal of 321213010994 is 499010312123.

It can be written as a sum of positive squares in 2 ways, for example, as 280756918225 + 40456092769 = 529865^2 + 201137^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73200407 + ... + 73204794.

Almost surely, 2^321213010994 is an apocalyptic number.

321213010994 is a deficient number, since it is larger than the sum of its proper divisors (161045724394).

321213010994 is a wasteful number, since it uses less digits than its factorization.

321213010994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146406300.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 321213010994 in words is "three hundred twenty-one billion, two hundred thirteen million, ten thousand, nine hundred ninety-four".