20330543120220 has 144 divisors (see below), whose sum is σ = 63661205637120. Its totient is φ = 5246380886400.

The previous prime is 20330543120207. The next prime is 20330543120249. The reversal of 20330543120220 is 2202134503302.

20330543120220 is a `hidden beast` number, since 2 + 0 + 3 + 3 + 0 + 5 + 431 + 2 + 0 + 220 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 177224841 + ... + 177339519.

Almost surely, 2^{20330543120220} is an apocalyptic number.

20330543120220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20330543120220 is an abundant number, since it is smaller than the sum of its proper divisors (43330662516900).

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

20330543120220 is a wasteful number, since it uses less digits than its factorization.

20330543120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146496 (or 146491 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 20330543120220 its reverse (2202134503302), we get a palindrome (22532677623522).

The spelling of 20330543120220 in words is "twenty trillion, three hundred thirty billion, five hundred forty-three million, one hundred twenty thousand, two hundred twenty".