11010221220011 has 16 divisors (see below), whose sum is σ = 12486767811840. Its totient is φ = 9624093732000.

The previous prime is 11010221220001. The next prime is 11010221220017. The reversal of 11010221220011 is 11002212201011.

It is a cyclic number.

It is not a de Polignac number, because 11010221220011 - 2²² = 11010217025707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11010221220017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9345335 + ... + 10457328.

It is an arithmetic number, because the mean of its divisors is an integer number (780422988240).

Almost surely, 2^{11010221220011} is an apocalyptic number.

11010221220011 is a deficient number, since it is larger than the sum of its proper divisors (1476546591829).

11010221220011 is a wasteful number, since it uses less digits than its factorization.

11010221220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19804946.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11010221220011 its reverse (11002212201011), we get a palindrome (22012433421022).

The spelling of 11010221220011 in words is "eleven trillion, ten billion, two hundred twenty-one million, two hundred twenty thousand, eleven".