12312330111 has 6 divisors (see below), whose sum is σ = 17784476840. Its totient is φ = 8208220068.

The previous prime is 12312330091. The next prime is 12312330119. The reversal of 12312330111 is 11103321321.

12312330111 is a `hidden beast` number, since 12 + 312 + 330 + 1 + 11 = 666.

It is not a de Polignac number, because 12312330111 - 2⁹ = 12312329599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12312330119) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 684018331 + ... + 684018348.

Almost surely, 2^12312330111 is an apocalyptic number.

12312330111 is a deficient number, since it is larger than the sum of its proper divisors (5472146729).

12312330111 is a wasteful number, since it uses less digits than its factorization.

12312330111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368036685 (or 1368036682 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 12312330111 its reverse (11103321321), we get a palindrome (23415651432).

The spelling of 12312330111 in words is "twelve billion, three hundred twelve million, three hundred thirty thousand, one hundred eleven".