13313100321 has 12 divisors (see below), whose sum is σ = 19238545872. Its totient is φ = 8871471576.

The previous prime is 13313100259. The next prime is 13313100341. The reversal of 13313100321 is 12300131331.

It is a happy number.

13313100321 is a `hidden beast` number, since 1 + 3 + 31 + 310 + 0 + 321 = 666.

It is not a de Polignac number, because 13313100321 - 2¹⁰ = 13313099297 is a prime.

It is a super-3 number, since 3×13313100321³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13313100294 and 13313100303.

It is not an unprimeable number, because it can be changed into a prime (13313100341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 305851 + ... + 346656.

It is an arithmetic number, because the mean of its divisors is an integer number (1603212156).

Almost surely, 2^13313100321 is an apocalyptic number.

It is an amenable number.

13313100321 is a deficient number, since it is larger than the sum of its proper divisors (5925445551).

13313100321 is a wasteful number, since it uses less digits than its factorization.

13313100321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654780 (or 654777 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 13313100321 its reverse (12300131331), we get a palindrome (25613231652).

The spelling of 13313100321 in words is "thirteen billion, three hundred thirteen million, one hundred thousand, three hundred twenty-one".