20003033312 has 24 divisors (see below), whose sum is σ = 39968751816. Its totient is φ = 9852239232.

The previous prime is 20003033299. The next prime is 20003033329. The reversal of 20003033312 is 21333030002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4662743 + ... + 4667030.

It is an arithmetic number, because the mean of its divisors is an integer number (1665364659).

Almost surely, 2^20003033312 is an apocalyptic number.

It is an amenable number.

20003033312 is a deficient number, since it is larger than the sum of its proper divisors (19965718504).

20003033312 is an equidigital number, since it uses as much as digits as its factorization.

20003033312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9329850 (or 9329842 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 20003033312 its reverse (21333030002), we get a palindrome (41336063314).

The spelling of 20003033312 in words is "twenty billion, three million, thirty-three thousand, three hundred twelve".