112321212 has 24 divisors (see below), whose sum is σ = 265996416. Its totient is φ = 36881328.

The previous prime is 112321207. The next prime is 112321229. The reversal of 112321212 is 212123211.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 112321191 and 112321200.

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, 69048 + ... + 70655.

It is an arithmetic number, because the mean of its divisors is an integer number (11083184).

Almost surely, 2^112321212 is an apocalyptic number.

112321212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112321212 is an abundant number, since it is smaller than the sum of its proper divisors (153675204).

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

112321212 is a wasteful number, since it uses less digits than its factorization.

112321212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139777 (or 139775 counting only the distinct ones).

The product of its digits is 48, while the sum is 15.

The square root of 112321212 is about 10598.1702194294. The cubic root of 112321212 is about 482.4888264659.

Adding to 112321212 its reverse (212123211), we get a palindrome (324444423).

The spelling of 112321212 in words is "one hundred twelve million, three hundred twenty-one thousand, two hundred twelve".