12000002011 has 2 divisors, whose sum is σ = 12000002012. Its totient is φ = 12000002010.

The previous prime is 12000001999. The next prime is 12000002081. The reversal of 12000002011 is 11020000021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12000002011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12000001985 and 12000002003.

It is not a weakly prime, because it can be changed into another prime (12000002081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000001005 + 6000001006.

It is an arithmetic number, because the mean of its divisors is an integer number (6000001006).

Almost surely, 2^12000002011 is an apocalyptic number.

12000002011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000002011 is an equidigital number, since it uses as much as digits as its factorization.

12000002011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 12000002011 its reverse (11020000021), we get a palindrome (23020002032).

The spelling of 12000002011 in words is "twelve billion, two thousand, eleven".