220021330000 has 100 divisors (see below), whose sum is σ = 560730633760. Its totient is φ = 83376432000.

The previous prime is 220021329961. The next prime is 220021330003. The reversal of 220021330000 is 33120022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220021330003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 389004 + ... + 769003.

Almost surely, 2^220021330000 is an apocalyptic number.

220021330000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220021330000 is an abundant number, since it is smaller than the sum of its proper divisors (340709303760).

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

220021330000 is a wasteful number, since it uses less digits than its factorization.

220021330000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158054 (or 1158033 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 220021330000 its reverse (33120022), we get a palindrome (220054450022).

The spelling of 220021330000 in words is "two hundred twenty billion, twenty-one million, three hundred thirty thousand".