100002221210 has 8 divisors (see below), whose sum is σ = 180003998196. Its totient is φ = 40000888480.

The previous prime is 100002221171. The next prime is 100002221261. The reversal of 100002221210 is 12122200001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 99641866921 + 360354289 = 315661^2 + 18983^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 100002221191 and 100002221200.

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 3 ways as a sum of consecutive naturals, for example, 5000111051 + ... + 5000111070.

Almost surely, 2^100002221210 is an apocalyptic number.

100002221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100002221210 is a deficient number, since it is larger than the sum of its proper divisors (80001776986).

100002221210 is a wasteful number, since it uses less digits than its factorization.

100002221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000222128.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100002221210 its reverse (12122200001), we get a palindrome (112124421211).

The spelling of 100002221210 in words is "one hundred billion, two million, two hundred twenty-one thousand, two hundred ten".