1200112113112 has 16 divisors (see below), whose sum is σ = 2454774777000. Its totient is φ = 545505505920.

The previous prime is 1200112113059. The next prime is 1200112113119. The reversal of 1200112113112 is 2113112110021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200112113119) 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 3 ways as a sum of consecutive naturals, for example, 6818818737 + ... + 6818818912.

Almost surely, 2^{1200112113112} is an apocalyptic number.

It is an amenable number.

1200112113112 is an abundant number, since it is smaller than the sum of its proper divisors (1254662663888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200112113112 is a wasteful number, since it uses less digits than its factorization.

1200112113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13637637666 (or 13637637662 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1200112113112 its reverse (2113112110021), we get a palindrome (3313224223133).

The spelling of 1200112113112 in words is "one trillion, two hundred billion, one hundred twelve million, one hundred thirteen thousand, one hundred twelve".