320030332212 has 24 divisors (see below), whose sum is σ = 753987322816. Its totient is φ = 105641080128.

The previous prime is 320030332207. The next prime is 320030332283. The reversal of 320030332212 is 212233030023.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 129460873 + ... + 129463344.

Almost surely, 2^320030332212 is an apocalyptic number.

It is an amenable number.

320030332212 is an abundant number, since it is smaller than the sum of its proper divisors (433956990604).

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

320030332212 is a wasteful number, since it uses less digits than its factorization.

320030332212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258924327 (or 258924325 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 320030332212 its reverse (212233030023), we get a palindrome (532263362235).

The spelling of 320030332212 in words is "three hundred twenty billion, thirty million, three hundred thirty-two thousand, two hundred twelve".