12112020220012 has 12 divisors (see below), whose sum is σ = 21196074044320. Its totient is φ = 6055999064496.

The previous prime is 12112020219983. The next prime is 12112020220019. The reversal of 12112020220012 is 21002202021121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12112020220019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16333 + ... + 4921819.

Almost surely, 2^{12112020220012} is an apocalyptic number.

It is an amenable number.

12112020220012 is a deficient number, since it is larger than the sum of its proper divisors (9084053824308).

12112020220012 is a wasteful number, since it uses less digits than its factorization.

12112020220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5522760 (or 5522758 counting only the distinct ones).

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

Adding to 12112020220012 its reverse (21002202021121), we get a palindrome (33114222241133).

The spelling of 12112020220012 in words is "twelve trillion, one hundred twelve billion, twenty million, two hundred twenty thousand, twelve".