220204055320 has 32 divisors (see below), whose sum is σ = 497532196800. Its totient is φ = 87713075968.

The previous prime is 220204055311. The next prime is 220204055321. The reversal of 220204055320 is 23550402022.

It is a happy number.

220204055320 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 (220204055321) 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, 11507389 + ... + 11526508.

It is an arithmetic number, because the mean of its divisors is an integer number (15547881150).

Almost surely, 2^220204055320 is an apocalyptic number.

220204055320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220204055320 is an abundant number, since it is smaller than the sum of its proper divisors (277328141480).

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

220204055320 is a wasteful number, since it uses less digits than its factorization.

220204055320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23034147 (or 23034143 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 220204055320 its reverse (23550402022), we get a palindrome (243754457342).

The spelling of 220204055320 in words is "two hundred twenty billion, two hundred four million, fifty-five thousand, three hundred twenty".