1121440240041 has 16 divisors (see below), whose sum is σ = 1631209252608. Its totient is φ = 679650981200.

The previous prime is 1121440240007. The next prime is 1121440240087. The reversal of 1121440240041 is 1400420441211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121440240041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121440239993 and 1121440240020.

It is not an unprimeable number, because it can be changed into a prime (1121440245041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2570110 + ... + 2974616.

It is an arithmetic number, because the mean of its divisors is an integer number (101950578288).

Almost surely, 2^{1121440240041} is an apocalyptic number.

1121440240041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1121440240041 is a deficient number, since it is larger than the sum of its proper divisors (509769012567).

1121440240041 is a wasteful number, since it uses less digits than its factorization.

1121440240041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488532.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1121440240041 its reverse (1400420441211), we get a palindrome (2521860681252).

The spelling of 1121440240041 in words is "one trillion, one hundred twenty-one billion, four hundred forty million, two hundred forty thousand, forty-one".