1123222110011 has 2 divisors, whose sum is σ = 1123222110012. Its totient is φ = 1123222110010.

The previous prime is 1123222109969. The next prime is 1123222110029. The reversal of 1123222110011 is 1100112223211.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1100112223211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1123222110011 - 2²² = 1123217915707 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123222110611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561611055005 + 561611055006.

It is an arithmetic number, because the mean of its divisors is an integer number (561611055006).

Almost surely, 2^{1123222110011} is an apocalyptic number.

1123222110011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123222110011 is an equidigital number, since it uses as much as digits as its factorization.

1123222110011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1123222110011 its reverse (1100112223211), we get a palindrome (2223334333222).

The spelling of 1123222110011 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-two million, one hundred ten thousand, eleven".