13032212321 has 16 divisors (see below), whose sum is σ = 13667985408. Its totient is φ = 12402363600.

The previous prime is 13032212287. The next prime is 13032212341. The reversal of 13032212321 is 12321223031.

It is not a de Polignac number, because 13032212321 - 2¹⁸ = 13031950177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13032212293 and 13032212302.

It is not an unprimeable number, because it can be changed into a prime (13032212341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4877816 + ... + 4880486.

It is an arithmetic number, because the mean of its divisors is an integer number (854249088).

Almost surely, 2^13032212321 is an apocalyptic number.

It is an amenable number.

13032212321 is a deficient number, since it is larger than the sum of its proper divisors (635773087).

13032212321 is a wasteful number, since it uses less digits than its factorization.

13032212321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3692.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13032212321 its reverse (12321223031), we get a palindrome (25353435352).

The spelling of 13032212321 in words is "thirteen billion, thirty-two million, two hundred twelve thousand, three hundred twenty-one".