100002221222 has 16 divisors (see below), whose sum is σ = 152288598960. Its totient is φ = 49239810048.

The previous prime is 100002221171. The next prime is 100002221261. The reversal of 100002221222 is 222122200001.

It is a super-3 number, since 3×100002221222³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100002221197 and 100002221206.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 333998 + ... + 558174.

It is an arithmetic number, because the mean of its divisors is an integer number (9518037435).

Almost surely, 2^100002221222 is an apocalyptic number.

100002221222 is a deficient number, since it is larger than the sum of its proper divisors (52286377738).

100002221222 is a wasteful number, since it uses less digits than its factorization.

100002221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227575.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 100002221222 its reverse (222122200001), we get a palindrome (322124421223).

The spelling of 100002221222 in words is "one hundred billion, two million, two hundred twenty-one thousand, two hundred twenty-two".