220350520500 has 192 divisors, whose sum is σ = 704460347136. Its totient is φ = 53077440000.

The previous prime is 220350520459. The next prime is 220350520529. The reversal of 220350520500 is 5025053022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2547970 + ... + 2633030.

It is an arithmetic number, because the mean of its divisors is an integer number (3669064308).

Almost surely, 2^220350520500 is an apocalyptic number.

220350520500 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 220350520500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352230173568).

220350520500 is an abundant number, since it is smaller than the sum of its proper divisors (484109826636).

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

220350520500 is a wasteful number, since it uses less digits than its factorization.

220350520500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85251 (or 85239 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

Adding to 220350520500 its reverse (5025053022), we get a palindrome (225375573522).

The spelling of 220350520500 in words is "two hundred twenty billion, three hundred fifty million, five hundred twenty thousand, five hundred".