111214312 has 16 divisors (see below), whose sum is σ = 227484000. Its totient is φ = 50551920.

The previous prime is 111214309. The next prime is 111214319. The reversal of 111214312 is 213412111.

It is not an unprimeable number, because it can be changed into a prime (111214319) 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, 631812 + ... + 631987.

It is an arithmetic number, because the mean of its divisors is an integer number (14217750).

Almost surely, 2^111214312 is an apocalyptic number.

It is an amenable number.

111214312 is an abundant number, since it is smaller than the sum of its proper divisors (116269688).

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

111214312 is a wasteful number, since it uses less digits than its factorization.

111214312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263816 (or 1263812 counting only the distinct ones).

The product of its digits is 48, while the sum is 16.

The square root of 111214312 is about 10545.8196457174. The cubic root of 111214312 is about 480.8986521488.

Adding to 111214312 its reverse (213412111), we get a palindrome (324626423).

The spelling of 111214312 in words is "one hundred eleven million, two hundred fourteen thousand, three hundred twelve".