220020222221010 has 96 divisors (see below), whose sum is σ = 580153177094400. Its totient is φ = 57841352553600.

The previous prime is 220020222220951. The next prime is 220020222221047. The reversal of 220020222221010 is 10122222020022.

220020222221010 is a `hidden beast` number, since 2 + 20 + 0 + 202 + 222 + 210 + 10 = 666.

It is a super-3 number, since 3×220020222221010³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 84334740 + ... + 86904480.

It is an arithmetic number, because the mean of its divisors is an integer number (6043262261400).

Almost surely, 2^{220020222221010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220020222221010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290076588547200).

220020222221010 is an abundant number, since it is smaller than the sum of its proper divisors (360132954873390).

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

220020222221010 is a wasteful number, since it uses less digits than its factorization.

220020222221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2583224 (or 2583221 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220020222221010 its reverse (10122222020022), we get a palindrome (230142444241032).

The spelling of 220020222221010 in words is "two hundred twenty trillion, twenty billion, two hundred twenty-two million, two hundred twenty-one thousand, ten".