12000221100022 has 4 divisors (see below), whose sum is σ = 18000331650036. Its totient is φ = 6000110550010.

The previous prime is 12000221100011. The next prime is 12000221100031. The reversal of 12000221100022 is 22000112200021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 12000221099975 and 12000221100011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000055275004 + ... + 3000055275007.

It is an arithmetic number, because the mean of its divisors is an integer number (4500082912509).

Almost surely, 2^{12000221100022} is an apocalyptic number.

12000221100022 is a deficient number, since it is larger than the sum of its proper divisors (6000110550014).

12000221100022 is an equidigital number, since it uses as much as digits as its factorization.

12000221100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6000110550013.

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

Adding to 12000221100022 its reverse (22000112200021), we get a palindrome (34000333300043).

The spelling of 12000221100022 in words is "twelve trillion, two hundred twenty-one million, one hundred thousand, twenty-two".