112111311212 has 12 divisors (see below), whose sum is σ = 196394389296. Its totient is φ = 55998628560.

The previous prime is 112111311181. The next prime is 112111311223. The reversal of 112111311212 is 212113111211.

112111311212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×112111311212² (a number of 23 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 14252339 + ... + 14260202.

It is an arithmetic number, because the mean of its divisors is an integer number (16366199108).

Almost surely, 2^112111311212 is an apocalyptic number.

It is an amenable number.

112111311212 is a deficient number, since it is larger than the sum of its proper divisors (84283078084).

112111311212 is a wasteful number, since it uses less digits than its factorization.

112111311212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28513528 (or 28513526 counting only the distinct ones).

The product of its digits is 24, while the sum is 17.

Adding to 112111311212 its reverse (212113111211), we get a palindrome (324224422423).

The spelling of 112111311212 in words is "one hundred twelve billion, one hundred eleven million, three hundred eleven thousand, two hundred twelve".