220021300302 has 16 divisors (see below), whose sum is σ = 440060476752. Its totient is φ = 73337454080.

The previous prime is 220021300283. The next prime is 220021300309. The reversal of 220021300302 is 203003120022.

220021300302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220021300309) 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 7 ways as a sum of consecutive naturals, for example, 582099 + ... + 882542.

It is an arithmetic number, because the mean of its divisors is an integer number (27503779797).

Almost surely, 2^220021300302 is an apocalyptic number.

220021300302 is an abundant number, since it is smaller than the sum of its proper divisors (220039176450).

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

220021300302 is a wasteful number, since it uses less digits than its factorization.

220021300302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489683.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 220021300302 its reverse (203003120022), we get a palindrome (423024420324).

The spelling of 220021300302 in words is "two hundred twenty billion, twenty-one million, three hundred thousand, three hundred two".