1123422040231 has 2 divisors, whose sum is σ = 1123422040232. Its totient is φ = 1123422040230.

The previous prime is 1123422040187. The next prime is 1123422040249. The reversal of 1123422040231 is 1320402243211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1123422040231 - 2¹¹ = 1123422038183 is a prime.

It is a super-2 number, since 2×1123422040231² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123422040196 and 1123422040205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123422049231) 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, 561711020115 + 561711020116.

It is an arithmetic number, because the mean of its divisors is an integer number (561711020116).

Almost surely, 2^{1123422040231} is an apocalyptic number.

1123422040231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123422040231 is an equidigital number, since it uses as much as digits as its factorization.

1123422040231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1123422040231 its reverse (1320402243211), we get a palindrome (2443824283442).

The spelling of 1123422040231 in words is "one trillion, one hundred twenty-three billion, four hundred twenty-two million, forty thousand, two hundred thirty-one".