13320323231000 has 64 divisors (see below), whose sum is σ = 31201461982080. Its totient is φ = 5322675340800.

The previous prime is 13320323230997. The next prime is 13320323231011. The reversal of 13320323231000 is 13232302331.

It is a super-2 number, since 2×13320323231000² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5839952 + ... + 7793951.

It is an arithmetic number, because the mean of its divisors is an integer number (487522843470).

Almost surely, 2^{13320323231000} is an apocalyptic number.

13320323231000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13320323231000 is an abundant number, since it is smaller than the sum of its proper divisors (17881138751080).

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

13320323231000 is a wasteful number, since it uses less digits than its factorization.

13320323231000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13634901 (or 13634887 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 13320323231000 its reverse (13232302331), we get a palindrome (13333555533331).

The spelling of 13320323231000 in words is "thirteen trillion, three hundred twenty billion, three hundred twenty-three million, two hundred thirty-one thousand".