12000121000222 has 32 divisors (see below), whose sum is σ = 18869213399040. Its totient is φ = 5712803564160.

The previous prime is 12000121000103. The next prime is 12000121000249. The reversal of 12000121000222 is 22200012100021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26413222 + ... + 26863702.

It is an arithmetic number, because the mean of its divisors is an integer number (589662918720).

Almost surely, 2^{12000121000222} is an apocalyptic number.

12000121000222 is a deficient number, since it is larger than the sum of its proper divisors (6869092398818).

12000121000222 is a wasteful number, since it uses less digits than its factorization.

12000121000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453168.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12000121000222 its reverse (22200012100021), we get a palindrome (34200133100243).

The spelling of 12000121000222 in words is "twelve trillion, one hundred twenty-one million, two hundred twenty-two", and thus it is an aban number.