12330011111 has 4 divisors (see below), whose sum is σ = 13450921224. Its totient is φ = 11209101000.

The previous prime is 12330011093. The next prime is 12330011117. The reversal of 12330011111 is 11111003321.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12330011111 - 2³⁰ = 11256269287 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 (12330011117) 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, 560455040 + ... + 560455061.

It is an arithmetic number, because the mean of its divisors is an integer number (3362730306).

Almost surely, 2^12330011111 is an apocalyptic number.

12330011111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12330011111 is a deficient number, since it is larger than the sum of its proper divisors (1120910113).

12330011111 is a wasteful number, since it uses less digits than its factorization.

12330011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120910112.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 12330011111 its reverse (11111003321), we get a palindrome (23441014432).

The spelling of 12330011111 in words is "twelve billion, three hundred thirty million, eleven thousand, one hundred eleven".