2011730311 has 2 divisors, whose sum is σ = 2011730312. Its totient is φ = 2011730310.

The previous prime is 2011730297. The next prime is 2011730321. The reversal of 2011730311 is 1130371102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011730311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011730321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005865155 + 1005865156.

It is an arithmetic number, because the mean of its divisors is an integer number (1005865156).

Almost surely, 2^2011730311 is an apocalyptic number.

2011730311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011730311 is an equidigital number, since it uses as much as digits as its factorization.

2011730311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 2011730311 is about 44852.3166737238. The cubic root of 2011730311 is about 1262.3794607787.

The spelling of 2011730311 in words is "two billion, eleven million, seven hundred thirty thousand, three hundred eleven".