12030343511 has 12 divisors (see below), whose sum is σ = 12213186072. Its totient is φ = 11850066624.

The previous prime is 12030343477. The next prime is 12030343543. The reversal of 12030343511 is 11534303021.

12030343511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-12030343511 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 (12030343561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2191376 + ... + 2196858.

It is an arithmetic number, because the mean of its divisors is an integer number (1017765506).

Almost surely, 2^12030343511 is an apocalyptic number.

12030343511 is a deficient number, since it is larger than the sum of its proper divisors (182842561).

12030343511 is an frugal number, since it uses more digits than its factorization.

12030343511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5938 (or 5849 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 12030343511 its reverse (11534303021), we get a palindrome (23564646532).

The spelling of 12030343511 in words is "twelve billion, thirty million, three hundred forty-three thousand, five hundred eleven".