100002112222 has 16 divisors (see below), whose sum is σ = 151102910160. Its totient is φ = 49635445248.

The previous prime is 100002112219. The next prime is 100002112241. The reversal of 100002112222 is 222211200001.

It is a happy number.

It is a super-2 number, since 2×100002112222² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 35493 + ... + 448624.

It is an arithmetic number, because the mean of its divisors is an integer number (9443931885).

Almost surely, 2^100002112222 is an apocalyptic number.

100002112222 is a deficient number, since it is larger than the sum of its proper divisors (51100797938).

100002112222 is a wasteful number, since it uses less digits than its factorization.

100002112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484875.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100002112222 its reverse (222211200001), we get a palindrome (322213312223).

The spelling of 100002112222 in words is "one hundred billion, two million, one hundred twelve thousand, two hundred twenty-two".