12102220122 has 8 divisors (see below), whose sum is σ = 24204440256. Its totient is φ = 4034073372.

The previous prime is 12102220099. The next prime is 12102220139. The reversal of 12102220122 is 22102220121.

12102220122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

12102220122 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 1008518338 + ... + 1008518349.

It is an arithmetic number, because the mean of its divisors is an integer number (3025555032).

Almost surely, 2^12102220122 is an apocalyptic number.

12102220122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12102220122 is a wasteful number, since it uses less digits than its factorization.

12102220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017036692.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12102220122 its reverse (22102220121), we get a palindrome (34204440243).

Subtracting 12102220122 from its reverse (22102220121), we obtain a palindrome (9999999999).

The spelling of 12102220122 in words is "twelve billion, one hundred two million, two hundred twenty thousand, one hundred twenty-two".