1121344405118 has 32 divisors (see below), whose sum is σ = 1964753475264. Its totient is φ = 470021190912.

The previous prime is 1121344405117. The next prime is 1121344405121. The reversal of 1121344405118 is 8115044431211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121344405117) 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, 2148455 + ... + 2618882.

It is an arithmetic number, because the mean of its divisors is an integer number (61398546102).

Almost surely, 2^{1121344405118} is an apocalyptic number.

1121344405118 is a deficient number, since it is larger than the sum of its proper divisors (843409070146).

1121344405118 is a wasteful number, since it uses less digits than its factorization.

1121344405118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4767716.

The product of its (nonzero) digits is 15360, while the sum is 35.

Adding to 1121344405118 its reverse (8115044431211), we get a palindrome (9236388836329).

The spelling of 1121344405118 in words is "one trillion, one hundred twenty-one billion, three hundred forty-four million, four hundred five thousand, one hundred eighteen".