220231112000 has 112 divisors (see below), whose sum is σ = 555694029072. Its totient is φ = 86430156800.

The previous prime is 220231111979. The next prime is 220231112081. The reversal of 220231112000 is 211132022.

It is a happy number.

220231112000 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 8 ways, for example, as 37881615424 + 182349496576 = 194632^2 + 427024^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164294 + ... + 683706.

It is an arithmetic number, because the mean of its divisors is an integer number (4961553831).

Almost surely, 2^220231112000 is an apocalyptic number.

220231112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220231112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277847014536).

220231112000 is an abundant number, since it is smaller than the sum of its proper divisors (335462917072).

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

220231112000 is an equidigital number, since it uses as much as digits as its factorization.

220231112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519493 (or 519473 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 220231112000 its reverse (211132022), we get a palindrome (220442244022).

The spelling of 220231112000 in words is "two hundred twenty billion, two hundred thirty-one million, one hundred twelve thousand".