12101100120222 has 128 divisors (see below), whose sum is σ = 25179517440000. Its totient is φ = 3873959281152.

The previous prime is 12101100120217. The next prime is 12101100120227. The reversal of 12101100120222 is 22202100110121.

It is an interprime number because it is at equal distance from previous prime (12101100120217) and next prime (12101100120227).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12101100120227) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 14423241679 + ... + 14423242517.

It is an arithmetic number, because the mean of its divisors is an integer number (196714980000).

Almost surely, 2^{12101100120222} is an apocalyptic number.

12101100120222 is an abundant number, since it is smaller than the sum of its proper divisors (13078417319778).

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

12101100120222 is a wasteful number, since it uses less digits than its factorization.

12101100120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12101100120222 its reverse (22202100110121), we get a palindrome (34303200230343).

The spelling of 12101100120222 in words is "twelve trillion, one hundred one billion, one hundred million, one hundred twenty thousand, two hundred twenty-two".