112111220012 has 24 divisors (see below), whose sum is σ = 214040316672. Its totient is φ = 50957310800.

The previous prime is 112111220009. The next prime is 112111220017. The reversal of 112111220012 is 210022111211.

It is not an unprimeable number, because it can be changed into a prime (112111220017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1234937 + ... + 1322607.

It is an arithmetic number, because the mean of its divisors is an integer number (8918346528).

Almost surely, 2^112111220012 is an apocalyptic number.

It is an amenable number.

112111220012 is a deficient number, since it is larger than the sum of its proper divisors (101929096660).

112111220012 is a wasteful number, since it uses less digits than its factorization.

112111220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116749 (or 116747 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112111220012 its reverse (210022111211), we get a palindrome (322133331223).

The spelling of 112111220012 in words is "one hundred twelve billion, one hundred eleven million, two hundred twenty thousand, twelve".