322031230130320 has 40 divisors (see below), whose sum is σ = 748829556450360. Its totient is φ = 128794092672000.

The previous prime is 322031230130317. The next prime is 322031230130341. The reversal of 322031230130320 is 23031032130223.

It can be written as a sum of positive squares in 4 ways, for example, as 45147487379344 + 276883742750976 = 6719188^2 + 16639824^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×322031230130320² (a number of 30 digits) contains 22 as substring.

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, 286926735 + ... + 288046894.

It is an arithmetic number, because the mean of its divisors is an integer number (18720738911259).

Almost surely, 2^{322031230130320} is an apocalyptic number.

It is an amenable number.

322031230130320 is an abundant number, since it is smaller than the sum of its proper divisors (426798326320040).

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

322031230130320 is a wasteful number, since it uses less digits than its factorization.

322031230130320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574980643 (or 574980637 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 322031230130320 its reverse (23031032130223), we get a palindrome (345062262260543).

The spelling of 322031230130320 in words is "three hundred twenty-two trillion, thirty-one billion, two hundred thirty million, one hundred thirty thousand, three hundred twenty".