112112012121112 has 32 divisors (see below), whose sum is σ = 212197143873600. Its totient is φ = 55526218405024.

The previous prime is 112112012121097. The next prime is 112112012121167. The reversal of 112112012121112 is 211121210211211.

It is a super-2 number, since 2×112112012121112² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112112012121112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1110123 + ... + 15015205.

It is an arithmetic number, because the mean of its divisors is an integer number (6631160746050).

Almost surely, 2^{112112012121112} is an apocalyptic number.

It is an amenable number.

112112012121112 is a deficient number, since it is larger than the sum of its proper divisors (100085131752488).

112112012121112 is a wasteful number, since it uses less digits than its factorization.

112112012121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13914615 (or 13914611 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 112112012121112 its reverse (211121210211211), we get a palindrome (323233222332323).

The spelling of 112112012121112 in words is "one hundred twelve trillion, one hundred twelve billion, twelve million, one hundred twenty-one thousand, one hundred twelve".