312111114 has 64 divisors (see below), whose sum is σ = 745721856. Its totient is φ = 85224384.

The previous prime is 312111103. The next prime is 312111139. The reversal of 312111114 is 411111213.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 312111093 and 312111102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83044 + ... + 86720.

It is an arithmetic number, because the mean of its divisors is an integer number (11651904).

Almost surely, 2^312111114 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 312111114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372860928).

312111114 is an abundant number, since it is smaller than the sum of its proper divisors (433610742).

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

312111114 is a wasteful number, since it uses less digits than its factorization.

312111114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3779.

The product of its digits is 24, while the sum is 15.

The square root of 312111114 is about 17666.6667484277. Note that the first 3 decimals coincide. The cubic root of 312111114 is about 678.3227942322.

Adding to 312111114 its reverse (411111213), we get a palindrome (723222327).

Subtracting 312111114 from its reverse (411111213), we obtain a palindrome (99000099).

The spelling of 312111114 in words is "three hundred twelve million, one hundred eleven thousand, one hundred fourteen".