1320313122132 has 192 divisors, whose sum is σ = 3310550777856. Its totient is φ = 408932375040.

The previous prime is 1320313122131. The next prime is 1320313122181. The reversal of 1320313122132 is 2312213130231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320313122131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 161660313 + ... + 161668479.

It is an arithmetic number, because the mean of its divisors is an integer number (17242451968).

Almost surely, 2^{1320313122132} is an apocalyptic number.

1320313122132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1320313122132 is an abundant number, since it is smaller than the sum of its proper divisors (1990237655724).

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

1320313122132 is a wasteful number, since it uses less digits than its factorization.

1320313122132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8446 (or 8444 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1320313122132 its reverse (2312213130231), we get a palindrome (3632526252363).

The spelling of 1320313122132 in words is "one trillion, three hundred twenty billion, three hundred thirteen million, one hundred twenty-two thousand, one hundred thirty-two".