1123412242041 has 24 divisors (see below), whose sum is σ = 1667954939976. Its totient is φ = 728307740160.

The previous prime is 1123412242031. The next prime is 1123412242049. The reversal of 1123412242041 is 1402422143211.

1123412242041 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 412 + 242 + 0 + 4 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 318840915600 + 804571326441 = 564660^2 + 896979^2 .

It is not a de Polignac number, because 1123412242041 - 2⁵ = 1123412242009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1123412241996 and 1123412242014.

It is not an unprimeable number, because it can be changed into a prime (1123412242049) 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 in 23 ways as a sum of consecutive naturals, for example, 10367170 + ... + 10474971.

It is an arithmetic number, because the mean of its divisors is an integer number (69498122499).

Almost surely, 2^{1123412242041} is an apocalyptic number.

It is an amenable number.

1123412242041 is a deficient number, since it is larger than the sum of its proper divisors (544542697935).

1123412242041 is a wasteful number, since it uses less digits than its factorization.

1123412242041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20842313 (or 20842310 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 1123412242041 its reverse (1402422143211), we get a palindrome (2525834385252).

The spelling of 1123412242041 in words is "one trillion, one hundred twenty-three billion, four hundred twelve million, two hundred forty-two thousand, forty-one".