12000222100100 has 36 divisors (see below), whose sum is σ = 28043595956964. Its totient is φ = 4430851236480.

The previous prime is 12000222099991. The next prime is 12000222100129. The reversal of 12000222100100 is 100122200021.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 5484291136 + 11994737808964 = 74056^2 + 3463342^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4615468739 + ... + 4615471338.

Almost surely, 2^{12000222100100} is an apocalyptic number.

12000222100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12000222100100 is an abundant number, since it is smaller than the sum of its proper divisors (16043373856864).

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

12000222100100 is a wasteful number, since it uses less digits than its factorization.

12000222100100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9230940104 (or 9230940097 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12000222100100 its reverse (100122200021), we get a palindrome (12100344300121).

The spelling of 12000222100100 in words is "twelve trillion, two hundred twenty-two million, one hundred thousand, one hundred".