12100120012222 has 16 divisors (see below), whose sum is σ = 20173784996592. Its totient is φ = 5396279936320.

The previous prime is 12100120012193. The next prime is 12100120012241. The reversal of 12100120012222 is 22221002100121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12100120012196 and 12100120012205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5188729543 + ... + 5188731874.

It is an arithmetic number, because the mean of its divisors is an integer number (1260861562287).

Almost surely, 2^{12100120012222} is an apocalyptic number.

12100120012222 is a deficient number, since it is larger than the sum of its proper divisors (8073664984370).

12100120012222 is a wasteful number, since it uses less digits than its factorization.

12100120012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10377461483.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12100120012222 its reverse (22221002100121), we get a palindrome (34321122112343).

The spelling of 12100120012222 in words is "twelve trillion, one hundred billion, one hundred twenty million, twelve thousand, two hundred twenty-two".