2011021200011 has 2 divisors, whose sum is σ = 2011021200012. Its totient is φ = 2011021200010.

The previous prime is 2011021199959. The next prime is 2011021200017. The reversal of 2011021200011 is 1100021201102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2011021200011 - 2¹⁰ = 2011021198987 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2011021199965 and 2011021200001.

It is not a weakly prime, because it can be changed into another prime (2011021200017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005510600005 + 1005510600006.

It is an arithmetic number, because the mean of its divisors is an integer number (1005510600006).

Almost surely, 2^{2011021200011} is an apocalyptic number.

2011021200011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011021200011 is an equidigital number, since it uses as much as digits as its factorization.

2011021200011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2011021200011 its reverse (1100021201102), we get a palindrome (3111042401113).

The spelling of 2011021200011 in words is "two trillion, eleven billion, twenty-one million, two hundred thousand, eleven".