13021001320332 has 24 divisors (see below), whose sum is σ = 30382464695296. Its totient is φ = 4340315447568.

The previous prime is 13021001320319. The next prime is 13021001320333. The reversal of 13021001320332 is 23302310012031.

It is a junction number, because it is equal to n+sod(n) for n = 13021001320299 and 13021001320308.

It is not an unprimeable number, because it can be changed into a prime (13021001320333) 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, 841053 + ... + 5171979.

Almost surely, 2^{13021001320332} is an apocalyptic number.

13021001320332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13021001320332 is an abundant number, since it is smaller than the sum of its proper divisors (17361463374964).

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

13021001320332 is a wasteful number, since it uses less digits than its factorization.

13021001320332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4581477 (or 4581475 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 13021001320332 its reverse (23302310012031), we get a palindrome (36323311332363).

The spelling of 13021001320332 in words is "thirteen trillion, twenty-one billion, one million, three hundred twenty thousand, three hundred thirty-two".