1313322231132 has 48 divisors (see below), whose sum is σ = 3496934079520. Its totient is φ = 425942343936.

The previous prime is 1313322231083. The next prime is 1313322231157. The reversal of 1313322231132 is 2311322233131.

1313322231132 is a `hidden beast` number, since 1 + 313 + 3 + 2 + 2 + 2 + 311 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1313322231096 and 1313322231105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164325613 + ... + 164333604.

Almost surely, 2^{1313322231132} is an apocalyptic number.

1313322231132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313322231132 is an abundant number, since it is smaller than the sum of its proper divisors (2183611848388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313322231132 is a wasteful number, since it uses less digits than its factorization.

1313322231132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328659267 (or 328659259 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

Adding to 1313322231132 its reverse (2311322233131), we get a palindrome (3624644464263).

The spelling of 1313322231132 in words is "one trillion, three hundred thirteen billion, three hundred twenty-two million, two hundred thirty-one thousand, one hundred thirty-two".