220725210000 has 200 divisors, whose sum is σ = 721557527680. Its totient is φ = 58114368000.

The previous prime is 220725209983. The next prime is 220725210067. The reversal of 220725210000 is 12527022.

It is a happy number.

220725210000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (200).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2323434 + ... + 2416566.

Almost surely, 2^220725210000 is an apocalyptic number.

220725210000 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 220725210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (360778763840).

220725210000 is an abundant number, since it is smaller than the sum of its proper divisors (500832317680).

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

220725210000 is an equidigital number, since it uses as much as digits as its factorization.

220725210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93243 (or 93222 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

Adding to 220725210000 its reverse (12527022), we get a palindrome (220737737022).

The spelling of 220725210000 in words is "two hundred twenty billion, seven hundred twenty-five million, two hundred ten thousand".