112122312 has 16 divisors (see below), whose sum is σ = 280305840. Its totient is φ = 37374096.

The previous prime is 112122301. The next prime is 112122313. The reversal of 112122312 is 213221211.

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 = 112122291 and 112122300.

It is not an unprimeable number, because it can be changed into a prime (112122313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2335858 + ... + 2335905.

It is an arithmetic number, because the mean of its divisors is an integer number (17519115).

Almost surely, 2^112122312 is an apocalyptic number.

112122312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112122312 is an abundant number, since it is smaller than the sum of its proper divisors (168183528).

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

112122312 is a wasteful number, since it uses less digits than its factorization.

112122312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4671772 (or 4671768 counting only the distinct ones).

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

The square root of 112122312 is about 10588.7823662591. The cubic root of 112122312 is about 482.2038588323.

Adding to 112122312 its reverse (213221211), we get a palindrome (325343523).

The spelling of 112122312 in words is "one hundred twelve million, one hundred twenty-two thousand, three hundred twelve".