12330123111 has 24 divisors (see below), whose sum is σ = 18429961680. Its totient is φ = 7934201856.

The previous prime is 12330123109. The next prime is 12330123263. The reversal of 12330123111 is 11132103321.

12330123111 is a `hidden beast` number, since 12 + 330 + 12 + 311 + 1 = 666.

It is not a de Polignac number, because 12330123111 - 2¹ = 12330123109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12330122111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1296871 + ... + 1306343.

It is an arithmetic number, because the mean of its divisors is an integer number (767915070).

Almost surely, 2^12330123111 is an apocalyptic number.

12330123111 is a deficient number, since it is larger than the sum of its proper divisors (6099838569).

12330123111 is a wasteful number, since it uses less digits than its factorization.

12330123111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14495 (or 14492 counting only the distinct ones).

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

Adding to 12330123111 its reverse (11132103321), we get a palindrome (23462226432).

The spelling of 12330123111 in words is "twelve billion, three hundred thirty million, one hundred twenty-three thousand, one hundred eleven".