1113131223112 has 48 divisors (see below), whose sum is σ = 2203145873100. Its totient is φ = 527178170880.

The previous prime is 1113131223109. The next prime is 1113131223143. The reversal of 1113131223112 is 2113221313111.

It can be written as a sum of positive squares in 2 ways, for example, as 1075174052836 + 37957170276 = 1036906^2 + 194826^2 .

It is a super-2 number, since 2×1113131223112² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17645964 + ... + 17708932.

Almost surely, 2^{1113131223112} is an apocalyptic number.

It is an amenable number.

1113131223112 is a deficient number, since it is larger than the sum of its proper divisors (1090014649988).

1113131223112 is a wasteful number, since it uses less digits than its factorization.

1113131223112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69134 (or 69111 counting only the distinct ones).

The product of its digits is 216, while the sum is 22.

Adding to 1113131223112 its reverse (2113221313111), we get a palindrome (3226352536223).

The spelling of 1113131223112 in words is "one trillion, one hundred thirteen billion, one hundred thirty-one million, two hundred twenty-three thousand, one hundred twelve".