12000303320220 has 72 divisors (see below), whose sum is σ = 36401245193040. Its totient is φ = 3200052303360.

The previous prime is 12000303320189. The next prime is 12000303320221. The reversal of 12000303320220 is 2202330300021.

It is a happy number.

12000303320220 is a `hidden beast` number, since 1 + 20 + 0 + 0 + 303 + 320 + 2 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12000303320193 and 12000303320202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000303320221) 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 23 ways as a sum of consecutive naturals, for example, 26685396 + ... + 27131364.

Almost surely, 2^{12000303320220} is an apocalyptic number.

12000303320220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000303320220 is an abundant number, since it is smaller than the sum of its proper divisors (24400941872820).

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

12000303320220 is a wasteful number, since it uses less digits than its factorization.

12000303320220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595475 (or 595470 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 12000303320220 its reverse (2202330300021), we get a palindrome (14202633620241).

The spelling of 12000303320220 in words is "twelve trillion, three hundred three million, three hundred twenty thousand, two hundred twenty".