12012330011 has 8 divisors (see below), whose sum is σ = 13152718848. Its totient is φ = 10880001000.

The previous prime is 12012330007. The next prime is 12012330049. The reversal of 12012330011 is 11003321021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12012330011 - 2² = 12012330007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12012330311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2011835 + ... + 2017796.

It is an arithmetic number, because the mean of its divisors is an integer number (1644089856).

Almost surely, 2^12012330011 is an apocalyptic number.

12012330011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12012330011 is a deficient number, since it is larger than the sum of its proper divisors (1140388837).

12012330011 is a wasteful number, since it uses less digits than its factorization.

12012330011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4029913.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12012330011 its reverse (11003321021), we get a palindrome (23015651032).

The spelling of 12012330011 in words is "twelve billion, twelve million, three hundred thirty thousand, eleven".