220002101000 has 128 divisors (see below), whose sum is σ = 561879452160. Its totient is φ = 79961728000.

The previous prime is 220002100999. The next prime is 220002101017. The reversal of 220002101000 is 101200022.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32193584 + ... + 32200416.

It is an arithmetic number, because the mean of its divisors is an integer number (4389683220).

Almost surely, 2^220002101000 is an apocalyptic number.

220002101000 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 220002101000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280939726080).

220002101000 is an abundant number, since it is smaller than the sum of its proper divisors (341877351160).

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

220002101000 is a wasteful number, since it uses less digits than its factorization.

220002101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9792 (or 9778 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 220002101000 its reverse (101200022), we get a palindrome (220103301022).

The spelling of 220002101000 in words is "two hundred twenty billion, two million, one hundred one thousand".