2011330221011 has 16 divisors (see below), whose sum is σ = 2053909444320. Its totient is φ = 1969046027520.

The previous prime is 2011330220951. The next prime is 2011330221049. The reversal of 2011330221011 is 1101220331102.

It is a cyclic number.

It is not a de Polignac number, because 2011330221011 - 2¹⁴ = 2011330204627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2011330221091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19542161 + ... + 19644813.

It is an arithmetic number, because the mean of its divisors is an integer number (128369340270).

Almost surely, 2^{2011330221011} is an apocalyptic number.

2011330221011 is a deficient number, since it is larger than the sum of its proper divisors (42579223309).

2011330221011 is a wasteful number, since it uses less digits than its factorization.

2011330221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104086.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2011330221011 its reverse (1101220331102), we get a palindrome (3112550552113).

The spelling of 2011330221011 in words is "two trillion, eleven billion, three hundred thirty million, two hundred twenty-one thousand, eleven".