13032311212321 has 8 divisors (see below), whose sum is σ = 13408470167400. Its totient is φ = 12658928338560.

The previous prime is 13032311212259. The next prime is 13032311212339. The reversal of 13032311212321 is 12321211323031.

It can be written as a sum of positive squares in 4 ways, for example, as 22331118096 + 13009980094225 = 149436^2 + 3606935^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13032311212321 - 2²¹ = 13032309115169 is a prime.

It is a super-2 number, since 2×13032311212321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13032315212321) 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, 694010806 + ... + 694029583.

It is an arithmetic number, because the mean of its divisors is an integer number (1676058770925).

Almost surely, 2^{13032311212321} is an apocalyptic number.

It is an amenable number.

13032311212321 is a deficient number, since it is larger than the sum of its proper divisors (376158955079).

13032311212321 is a wasteful number, since it uses less digits than its factorization.

13032311212321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388040659.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 13032311212321 its reverse (12321211323031), we get a palindrome (25353522535352).

The spelling of 13032311212321 in words is "thirteen trillion, thirty-two billion, three hundred eleven million, two hundred twelve thousand, three hundred twenty-one".