100002200 has 48 divisors (see below), whose sum is σ = 234728280. Its totient is φ = 39618560.

The previous prime is 100002181. The next prime is 100002223. The reversal of 100002200 is 2200001.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19064 + ... + 23736.

Almost surely, 2^100002200 is an apocalyptic number.

100002200 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 100002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117364140).

100002200 is an abundant number, since it is smaller than the sum of its proper divisors (134726080).

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

100002200 is a wasteful number, since it uses less digits than its factorization.

100002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4796 (or 4787 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 5.

The square root of 100002200 is about 10000.1099993950. The cubic root of 100002200 is about 464.1622871681.

Adding to 100002200 its reverse (2200001), we get a palindrome (102202201).

The spelling of 100002200 in words is "one hundred million, two thousand, two hundred".