1123323211 has 2 divisors, whose sum is σ = 1123323212. Its totient is φ = 1123323210.

The previous prime is 1123323193. The next prime is 1123323217. The reversal of 1123323211 is 1123233211.

It is a strong prime.

It is an emirp because it is prime and its reverse (1123233211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1123323211 - 2⁷ = 1123323083 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123323217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561661605 + 561661606.

It is an arithmetic number, because the mean of its divisors is an integer number (561661606).

Almost surely, 2^1123323211 is an apocalyptic number.

1123323211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123323211 is an equidigital number, since it uses as much as digits as its factorization.

1123323211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 19.

The square root of 1123323211 is about 33516.0142469238. The cubic root of 1123323211 is about 1039.5249343450.

Adding to 1123323211 its reverse (1123233211), we get a palindrome (2246556422).

Subtracting from 1123323211 its reverse (1123233211), we obtain a square (90000 = 300²).

The spelling of 1123323211 in words is "one billion, one hundred twenty-three million, three hundred twenty-three thousand, two hundred eleven".