13001022321332 has 6 divisors (see below), whose sum is σ = 22751789062338. Its totient is φ = 6500511160664.

The previous prime is 13001022321307. The next prime is 13001022321401. The reversal of 13001022321332 is 23312322010031.

It can be written as a sum of positive squares in only one way, i.e., 12957955280656 + 43067040676 = 3599716^2 + 207526^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13001022321298 and 13001022321307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1625127790163 + ... + 1625127790170.

It is an arithmetic number, because the mean of its divisors is an integer number (3791964843723).

Almost surely, 2^{13001022321332} is an apocalyptic number.

It is an amenable number.

13001022321332 is a deficient number, since it is larger than the sum of its proper divisors (9750766741006).

13001022321332 is a wasteful number, since it uses less digits than its factorization.

13001022321332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3250255580337 (or 3250255580335 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 13001022321332 its reverse (23312322010031), we get a palindrome (36313344331363).

The spelling of 13001022321332 in words is "thirteen trillion, one billion, twenty-two million, three hundred twenty-one thousand, three hundred thirty-two".