1112012111200 has 36 divisors (see below), whose sum is σ = 2714699568420. Its totient is φ = 444804844160.

The previous prime is 1112012111179. The next prime is 1112012111207. The reversal of 1112012111200 is 21112102111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112012111207) 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 5 ways as a sum of consecutive naturals, for example, 695006770 + ... + 695008369.

It is an arithmetic number, because the mean of its divisors is an integer number (75408321345).

Almost surely, 2^{1112012111200} is an apocalyptic number.

1112012111200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112012111200 is an abundant number, since it is smaller than the sum of its proper divisors (1602687457220).

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

1112012111200 is a wasteful number, since it uses less digits than its factorization.

1112012111200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390015159 (or 1390015146 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1112012111200 its reverse (21112102111), we get a palindrome (1133124213311).

The spelling of 1112012111200 in words is "one trillion, one hundred twelve billion, twelve million, one hundred eleven thousand, two hundred".