320213030311992 has 64 divisors (see below), whose sum is σ = 830202328000800. Its totient is φ = 102800066969600.

The previous prime is 320213030311991. The next prime is 320213030312003. The reversal of 320213030311992 is 299113030312023.

It is a self number, because there is not a number n which added to its sum of digits gives 320213030311992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320213030311991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573381993 + ... + 573940184.

Almost surely, 2^{320213030311992} is an apocalyptic number.

It is an amenable number.

320213030311992 is an abundant number, since it is smaller than the sum of its proper divisors (509989297688808).

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

320213030311992 is a wasteful number, since it uses less digits than its factorization.

320213030311992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147322616 (or 1147322612 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 39.

The spelling of 320213030311992 in words is "three hundred twenty trillion, two hundred thirteen billion, thirty million, three hundred eleven thousand, nine hundred ninety-two".