321071035261712 has 80 divisors (see below), whose sum is σ = 631808831646720. Its totient is φ = 158043075526656.

The previous prime is 321071035261703. The next prime is 321071035261789. The reversal of 321071035261712 is 217162530170123.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 321071035261712.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 457343348 + ... + 458044844.

It is an arithmetic number, because the mean of its divisors is an integer number (7897610395584).

Almost surely, 2^{321071035261712} is an apocalyptic number.

It is an amenable number.

321071035261712 is a deficient number, since it is larger than the sum of its proper divisors (310737796385008).

321071035261712 is a wasteful number, since it uses less digits than its factorization.

321071035261712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703240 (or 703234 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 41.

The spelling of 321071035261712 in words is "three hundred twenty-one trillion, seventy-one billion, thirty-five million, two hundred sixty-one thousand, seven hundred twelve".