1320324132040 has 32 divisors (see below), whose sum is σ = 2970810334080. Its totient is φ = 528115246272.

The previous prime is 1320324132031. The next prime is 1320324132041. The reversal of 1320324132040 is 402314230231.

It is a junction number, because it is equal to n+sod(n) for n = 1320324131996 and 1320324132014.

It is not an unprimeable number, because it can be changed into a prime (1320324132041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1100419 + ... + 1962541.

It is an arithmetic number, because the mean of its divisors is an integer number (92837822940).

Almost surely, 2^{1320324132040} is an apocalyptic number.

1320324132040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1320324132040 is an abundant number, since it is smaller than the sum of its proper divisors (1650486202040).

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

1320324132040 is a wasteful number, since it uses less digits than its factorization.

1320324132040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900421 (or 900417 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1320324132040 its reverse (402314230231), we get a palindrome (1722638362271).

The spelling of 1320324132040 in words is "one trillion, three hundred twenty billion, three hundred twenty-four million, one hundred thirty-two thousand, forty".