1131310320032 has 24 divisors (see below), whose sum is σ = 2227338313956. Its totient is φ = 565637097472.

The previous prime is 1131310319987. The next prime is 1131310320043. The reversal of 1131310320032 is 2300230131311.

It can be written as a sum of positive squares in 2 ways, for example, as 829913712016 + 301396608016 = 910996^2 + 548996^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1131310319986 and 1131310320013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483248 + ... + 1579920.

Almost surely, 2^{1131310320032} is an apocalyptic number.

It is an amenable number.

1131310320032 is a deficient number, since it is larger than the sum of its proper divisors (1096027993924).

1131310320032 is a wasteful number, since it uses less digits than its factorization.

1131310320032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128920 (or 1128912 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1131310320032 its reverse (2300230131311), we get a palindrome (3431540451343).

The spelling of 1131310320032 in words is "one trillion, one hundred thirty-one billion, three hundred ten million, three hundred twenty thousand, thirty-two".