112012220112 has 80 divisors (see below), whose sum is σ = 311760046080. Its totient is φ = 34450223616.

The previous prime is 112012220107. The next prime is 112012220141. The reversal of 112012220112 is 211022210211.

It is a super-3 number, since 3×112012220112³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112012220091 and 112012220100.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1432689 + ... + 1508847.

It is an arithmetic number, because the mean of its divisors is an integer number (3897000576).

Almost surely, 2^112012220112 is an apocalyptic number.

112012220112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112012220112 is an abundant number, since it is smaller than the sum of its proper divisors (199747825968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112012220112 is a wasteful number, since it uses less digits than its factorization.

112012220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78540 (or 78534 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112012220112 its reverse (211022210211), we get a palindrome (323034430323).

Subtracting 112012220112 from its reverse (211022210211), we obtain a palindrome (99009990099).

The spelling of 112012220112 in words is "one hundred twelve billion, twelve million, two hundred twenty thousand, one hundred twelve".