111000212012 has 12 divisors (see below), whose sum is σ = 205676863560. Its totient is φ = 52235393856.

The previous prime is 111000211951. The next prime is 111000212017. The reversal of 111000212012 is 210212000111.

It is a junction number, because it is equal to n+sod(n) for n = 111000211984 and 111000212002.

It is not an unprimeable number, because it can be changed into a prime (111000212017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816177962 + ... + 816178097.

It is an arithmetic number, because the mean of its divisors is an integer number (17139738630).

Almost surely, 2^111000212012 is an apocalyptic number.

It is an amenable number.

111000212012 is a deficient number, since it is larger than the sum of its proper divisors (94676651548).

111000212012 is a wasteful number, since it uses less digits than its factorization.

111000212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632356080 (or 1632356078 counting only the distinct ones).

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

Adding to 111000212012 its reverse (210212000111), we get a palindrome (321212212123).

The spelling of 111000212012 in words is "one hundred eleven billion, two hundred twelve thousand, twelve".