220255312000 has 64 divisors (see below), whose sum is σ = 547609809240. Its totient is φ = 88102118400.

The previous prime is 220255311919. The next prime is 220255312001. The reversal of 220255312000 is 213552022.

220255312000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 88904156224 + 131351155776 = 298168^2 + 362424^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (220255312001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6866979 + ... + 6898978.

Almost surely, 2^220255312000 is an apocalyptic number.

220255312000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220255312000 is an abundant number, since it is smaller than the sum of its proper divisors (327354497240).

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

220255312000 is an equidigital number, since it uses as much as digits as its factorization.

220255312000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13765986 (or 13765964 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

Adding to 220255312000 its reverse (213552022), we get a palindrome (220468864022).

The spelling of 220255312000 in words is "two hundred twenty billion, two hundred fifty-five million, three hundred twelve thousand".