2011234243 has 2 divisors, whose sum is σ = 2011234244. Its totient is φ = 2011234242.

The previous prime is 2011234237. The next prime is 2011234289. The reversal of 2011234243 is 3424321102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2011234243 - 2¹³ = 2011226051 is a prime.

It is not a weakly prime, because it can be changed into another prime (2011234543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005617121 + 1005617122.

It is an arithmetic number, because the mean of its divisors is an integer number (1005617122).

Almost surely, 2^2011234243 is an apocalyptic number.

2011234243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011234243 is an equidigital number, since it uses as much as digits as its factorization.

2011234243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2011234243 is about 44846.7863174163. The cubic root of 2011234243 is about 1262.2756898224.

Adding to 2011234243 its reverse (3424321102), we get a palindrome (5435555345).

The spelling of 2011234243 in words is "two billion, eleven million, two hundred thirty-four thousand, two hundred forty-three".