2011000221011 has 2 divisors, whose sum is σ = 2011000221012. Its totient is φ = 2011000221010.

The previous prime is 2011000220917. The next prime is 2011000221017. The reversal of 2011000221011 is 1101220001102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2011000221011 - 2¹⁸ = 2010999958867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2011000220983 and 2011000221001.

It is not a weakly prime, because it can be changed into another prime (2011000221017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005500110505 + 1005500110506.

It is an arithmetic number, because the mean of its divisors is an integer number (1005500110506).

Almost surely, 2^{2011000221011} is an apocalyptic number.

2011000221011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011000221011 is an equidigital number, since it uses as much as digits as its factorization.

2011000221011 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 2011000221011 its reverse (1101220001102), we get a palindrome (3112220222113).

The spelling of 2011000221011 in words is "two trillion, eleven billion, two hundred twenty-one thousand, eleven".