1313130131332 has 12 divisors (see below), whose sum is σ = 2297987881756. Its totient is φ = 656562165120.

The previous prime is 1313130131323. The next prime is 1313130131377. The reversal of 1313130131332 is 2331310313131.

It can be written as a sum of positive squares in 2 ways, for example, as 372043882116 + 941086249216 = 609954^2 + 970096^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1313130131297 and 1313130131306.

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, 537928 + ... + 1707520.

Almost surely, 2^{1313130131332} is an apocalyptic number.

It is an amenable number.

1313130131332 is a deficient number, since it is larger than the sum of its proper divisors (984857750424).

1313130131332 is a wasteful number, since it uses less digits than its factorization.

1313130131332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450278 (or 1450276 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 1313130131332 its reverse (2331310313131), we get a palindrome (3644440444463).

The spelling of 1313130131332 in words is "one trillion, three hundred thirteen billion, one hundred thirty million, one hundred thirty-one thousand, three hundred thirty-two".