2243723311 has 2 divisors, whose sum is σ = 2243723312. Its totient is φ = 2243723310.

The previous prime is 2243723249. The next prime is 2243723341. The reversal of 2243723311 is 1133273422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2243723311 - 2⁹ = 2243722799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2243723311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2243723341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121861655 + 1121861656.

It is an arithmetic number, because the mean of its divisors is an integer number (1121861656).

Almost surely, 2^2243723311 is an apocalyptic number.

2243723311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243723311 is an equidigital number, since it uses as much as digits as its factorization.

2243723311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 28.

The square root of 2243723311 is about 47367.9565845942. The cubic root of 2243723311 is about 1309.1510749887.

Adding to 2243723311 its reverse (1133273422), we get a palindrome (3376996733).

The spelling of 2243723311 in words is "two billion, two hundred forty-three million, seven hundred twenty-three thousand, three hundred eleven".