20003300320312 has 16 divisors (see below), whose sum is σ = 37519134705360. Its totient is φ = 9998197732224.

The previous prime is 20003300320279. The next prime is 20003300320369. The reversal of 20003300320312 is 21302300330002.

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 20003300320312.

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 3 ways as a sum of consecutive naturals, for example, 431528868 + ... + 431575219.

It is an arithmetic number, because the mean of its divisors is an integer number (2344945919085).

Almost surely, 2^{20003300320312} is an apocalyptic number.

It is an amenable number.

20003300320312 is a deficient number, since it is larger than the sum of its proper divisors (17515834385048).

20003300320312 is a wasteful number, since it uses less digits than its factorization.

20003300320312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863106990 (or 863106986 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 20003300320312 its reverse (21302300330002), we get a palindrome (41305600650314).

The spelling of 20003300320312 in words is "twenty trillion, three billion, three hundred million, three hundred twenty thousand, three hundred twelve".