111011200012 has 24 divisors (see below), whose sum is σ = 200948249600. Its totient is φ = 53604769680.

The previous prime is 111011199991. The next prime is 111011200021. The reversal of 111011200012 is 210002110111.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 858762 + ... + 979537.

Almost surely, 2^111011200012 is an apocalyptic number.

It is an amenable number.

111011200012 is a deficient number, since it is larger than the sum of its proper divisors (89937049588).

111011200012 is a wasteful number, since it uses less digits than its factorization.

111011200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838821 (or 1838819 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111011200012 its reverse (210002110111), we get a palindrome (321013310123).

The spelling of 111011200012 in words is "one hundred eleven billion, eleven million, two hundred thousand, twelve".