2011002611 has 2 divisors, whose sum is σ = 2011002612. Its totient is φ = 2011002610.

The previous prime is 2011002571. The next prime is 2011002649. The reversal of 2011002611 is 1162001102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011002611 is a prime.

It is not a weakly prime, because it can be changed into another prime (2011002671) 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 as a sum of consecutive naturals, namely, 1005501305 + 1005501306.

It is an arithmetic number, because the mean of its divisors is an integer number (1005501306).

Almost surely, 2^2011002611 is an apocalyptic number.

2011002611 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011002611 is an equidigital number, since it uses as much as digits as its factorization.

2011002611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 2011002611 is about 44844.2037614673. The cubic root of 2011002611 is about 1262.2272295848.

Adding to 2011002611 its reverse (1162001102), we get a palindrome (3173003713).

The spelling of 2011002611 in words is "two billion, eleven million, two thousand, six hundred eleven".