111200001002012 has 24 divisors (see below), whose sum is σ = 209569933112736. Its totient is φ = 51322905845568.

The previous prime is 111200001001987. The next prime is 111200001002021. The reversal of 111200001002012 is 210200100002111.

It is a junction number, because it is equal to n+sod(n) for n = 111200001001984 and 111200001002002.

It is a congruent number.

It is an unprimeable number.

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, 12852818 + ... + 19687430.

It is an arithmetic number, because the mean of its divisors is an integer number (8732080546364).

Almost surely, 2^{111200001002012} is an apocalyptic number.

It is an amenable number.

111200001002012 is a deficient number, since it is larger than the sum of its proper divisors (98369932110724).

111200001002012 is a wasteful number, since it uses less digits than its factorization.

111200001002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7147517 (or 7147515 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111200001002012 its reverse (210200100002111), we get a palindrome (321400101004123).

Subtracting 111200001002012 from its reverse (210200100002111), we obtain a palindrome (99000099000099).

The spelling of 111200001002012 in words is "one hundred eleven trillion, two hundred billion, one million, two thousand, twelve".