2011243033 has 2 divisors, whose sum is σ = 2011243034. Its totient is φ = 2011243032.

The previous prime is 2011243009. The next prime is 2011243097. The reversal of 2011243033 is 3303421102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1978203529 + 33039504 = 44477^2 + 5748^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011243033 - 2⁵ = 2011243001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2011243033.

It is not a weakly prime, because it can be changed into another prime (2011243733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005621516 + 1005621517.

It is an arithmetic number, because the mean of its divisors is an integer number (1005621517).

Almost surely, 2^2011243033 is an apocalyptic number.

It is an amenable number.

2011243033 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011243033 is an equidigital number, since it uses as much as digits as its factorization.

2011243033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2011243033 is about 44846.8843176424. The cubic root of 2011243033 is about 1262.2775287243.

Adding to 2011243033 its reverse (3303421102), we get a palindrome (5314664135).

The spelling of 2011243033 in words is "two billion, eleven million, two hundred forty-three thousand, thirty-three".