2211001000011 has 24 divisors (see below), whose sum is σ = 3234990387200. Its totient is φ = 1455045497136.

The previous prime is 2211001000009. The next prime is 2211001000027. The reversal of 2211001000011 is 1100001001122.

It is a happy number.

It is not a de Polignac number, because 2211001000011 - 2¹ = 2211001000009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2211000999957 and 2211001000002.

It is not an unprimeable number, because it can be changed into a prime (2211001007011) 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 in 23 ways as a sum of consecutive naturals, for example, 4632805 + ... + 5087718.

Almost surely, 2^{2211001000011} is an apocalyptic number.

2211001000011 is a deficient number, since it is larger than the sum of its proper divisors (1023989387189).

2211001000011 is a wasteful number, since it uses less digits than its factorization.

2211001000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9720855 (or 9720852 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2211001000011 its reverse (1100001001122), we get a palindrome (3311002001133).

The spelling of 2211001000011 in words is "two trillion, two hundred eleven billion, one million, eleven", and thus it is an aban number.