20033400303200 has 72 divisors (see below), whose sum is σ = 49020011580960. Its totient is φ = 7994767500800.

The previous prime is 20033400303187. The next prime is 20033400303299. The reversal of 20033400303200 is 230300433002.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28705955 + ... + 29395554.

It is an arithmetic number, because the mean of its divisors is an integer number (680833494180).

Almost surely, 2^{20033400303200} is an apocalyptic number.

20033400303200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20033400303200 is an abundant number, since it is smaller than the sum of its proper divisors (28986611277760).

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

20033400303200 is a wasteful number, since it uses less digits than its factorization.

20033400303200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58101960 (or 58101947 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 20033400303200 its reverse (230300433002), we get a palindrome (20263700736202).

The spelling of 20033400303200 in words is "twenty trillion, thirty-three billion, four hundred million, three hundred three thousand, two hundred".