20033303223312 has 50 divisors (see below), whose sum is σ = 57982191663198. Its totient is φ = 6677767740672.

The previous prime is 20033303223299. The next prime is 20033303223313. The reversal of 20033303223312 is 21332230333002.

20033303223312 is a `hidden beast` number, since 2 + 0 + 0 + 3 + 3 + 3 + 0 + 322 + 331 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14947935457536 + 5085367765776 = 3866256^2 + 2255076^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (20033303223313) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 7728896553 + ... + 7728899144.

Almost surely, 2^{20033303223312} is an apocalyptic number.

It is an amenable number.

20033303223312 is an abundant number, since it is smaller than the sum of its proper divisors (37948888439886).

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

20033303223312 is a wasteful number, since it uses less digits than its factorization.

20033303223312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15457795717 (or 15457795702 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 20033303223312 its reverse (21332230333002), we get a palindrome (41365533556314).

The spelling of 20033303223312 in words is "twenty trillion, thirty-three billion, three hundred three million, two hundred twenty-three thousand, three hundred twelve".