12120000222211 has 8 divisors (see below), whose sum is σ = 13865606344800. Its totient is φ = 10377938479488.

The previous prime is 12120000222199. The next prime is 12120000222271. The reversal of 12120000222211 is 11222200002121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12120000222211 - 2²⁵ = 12119966667779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12120000222271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886087636 + ... + 886101313.

It is an arithmetic number, because the mean of its divisors is an integer number (1733200793100).

Almost surely, 2^{12120000222211} is an apocalyptic number.

12120000222211 is a deficient number, since it is larger than the sum of its proper divisors (1745606122589).

12120000222211 is an equidigital number, since it uses as much as digits as its factorization.

12120000222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772189933.

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

Adding to 12120000222211 its reverse (11222200002121), we get a palindrome (23342200224332).

The spelling of 12120000222211 in words is "twelve trillion, one hundred twenty billion, two hundred twenty-two thousand, two hundred eleven".