12112012010012 has 24 divisors (see below), whose sum is σ = 21426521437104. Its totient is φ = 5990218624512.

The previous prime is 12112012009997. The next prime is 12112012010029. The reversal of 12112012010012 is 21001021021121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8040983 + ... + 9427694.

It is an arithmetic number, because the mean of its divisors is an integer number (892771726546).

Almost surely, 2^{12112012010012} is an apocalyptic number.

It is an amenable number.

12112012010012 is a deficient number, since it is larger than the sum of its proper divisors (9314509427092).

12112012010012 is a wasteful number, since it uses less digits than its factorization.

12112012010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17470565 (or 17470563 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12112012010012 its reverse (21001021021121), we get a palindrome (33113033031133).

The spelling of 12112012010012 in words is "twelve trillion, one hundred twelve billion, twelve million, ten thousand, twelve".