100220100200 has 96 divisors (see below), whose sum is σ = 254776104000. Its totient is φ = 36360307200.

The previous prime is 100220100151. The next prime is 100220100247. The reversal of 100220100200 is 2001022001.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 913916 + ... + 1017684.

It is an arithmetic number, because the mean of its divisors is an integer number (2653917750).

Almost surely, 2^100220100200 is an apocalyptic number.

100220100200 is a gapful number since it is divisible by the number (10) 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 100220100200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127388052000).

100220100200 is an abundant number, since it is smaller than the sum of its proper divisors (154556003800).

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

100220100200 is a wasteful number, since it uses less digits than its factorization.

100220100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104235 (or 104226 counting only the distinct ones).

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

Adding to 100220100200 its reverse (2001022001), we get a palindrome (102221122201).

The spelling of 100220100200 in words is "one hundred billion, two hundred twenty million, one hundred thousand, two hundred".