100110200220 has 144 divisors (see below), whose sum is σ = 314498515968. Its totient is φ = 25759896960.

The previous prime is 100110200191. The next prime is 100110200227. The reversal of 100110200220 is 22002011001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100110200227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 517327 + ... + 683993.

It is an arithmetic number, because the mean of its divisors is an integer number (2184017472).

Almost surely, 2^100110200220 is an apocalyptic number.

100110200220 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 100110200220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157249257984).

100110200220 is an abundant number, since it is smaller than the sum of its proper divisors (214388315748).

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

100110200220 is a wasteful number, since it uses less digits than its factorization.

100110200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166800 (or 166795 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 100110200220 its reverse (22002011001), we get a palindrome (122112211221).

The spelling of 100110200220 in words is "one hundred billion, one hundred ten million, two hundred thousand, two hundred twenty".