100222200100 has 36 divisors (see below), whose sum is σ = 237253283568. Its totient is φ = 36444436000.

The previous prime is 100222200097. The next prime is 100222200109. The reversal of 100222200100 is 1002222001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (100222200109) 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 11 ways as a sum of consecutive naturals, for example, 45554446 + ... + 45556645.

It is an arithmetic number, because the mean of its divisors is an integer number (6590368988).

Almost surely, 2^100222200100 is an apocalyptic number.

100222200100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100222200100 is an abundant number, since it is smaller than the sum of its proper divisors (137031083468).

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

100222200100 is a wasteful number, since it uses less digits than its factorization.

100222200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91111116 (or 91111109 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 100222200100 its reverse (1002222001), we get a palindrome (101224422101).

100222200100 divided by its reverse (1002222001) gives a square (100 = 10²).

It can be divided in two parts, 10022 and 2200100, that added together give a palindrome (2210122).

The spelling of 100222200100 in words is "one hundred billion, two hundred twenty-two million, two hundred thousand, one hundred".