1320031423000 has 64 divisors (see below), whose sum is σ = 3090651801120. Its totient is φ = 527708592000.

The previous prime is 1320031422971. The next prime is 1320031423013. The reversal of 1320031423000 is 3241300231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1361899 + ... + 2120101.

Almost surely, 2^{1320031423000} is an apocalyptic number.

1320031423000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1320031423000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1545325900560).

1320031423000 is an abundant number, since it is smaller than the sum of its proper divisors (1770620378120).

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

1320031423000 is a wasteful number, since it uses less digits than its factorization.

1320031423000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759965 (or 759951 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1320031423000 its reverse (3241300231), we get a palindrome (1323272723231).

The spelling of 1320031423000 in words is "one trillion, three hundred twenty billion, thirty-one million, four hundred twenty-three thousand".