2011030211111 has 2 divisors, whose sum is σ = 2011030211112. Its totient is φ = 2011030211110.

The previous prime is 2011030211093. The next prime is 2011030211129. The reversal of 2011030211111 is 1111120301102.

It is a balanced prime because it is at equal distance from previous prime (2011030211093) and next prime (2011030211129).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011030211111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011030211011) 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, 1005515105555 + 1005515105556.

It is an arithmetic number, because the mean of its divisors is an integer number (1005515105556).

Almost surely, 2^{2011030211111} is an apocalyptic number.

2011030211111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011030211111 is an equidigital number, since it uses as much as digits as its factorization.

2011030211111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 2011030211111 its reverse (1111120301102), we get a palindrome (3122150512213).

The spelling of 2011030211111 in words is "two trillion, eleven billion, thirty million, two hundred eleven thousand, one hundred eleven".