13102112321 has 8 divisors (see below), whose sum is σ = 13794100320. Its totient is φ = 12410364672.

The previous prime is 13102112297. The next prime is 13102112323. The reversal of 13102112321 is 12321120131.

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

It is a de Polignac number, because none of the positive numbers 2^k-13102112321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13102112321.

It is not an unprimeable number, because it can be changed into a prime (13102112323) 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, 57761 + ... + 171873.

It is an arithmetic number, because the mean of its divisors is an integer number (1724262540).

Almost surely, 2^13102112321 is an apocalyptic number.

It is an amenable number.

13102112321 is a deficient number, since it is larger than the sum of its proper divisors (691987999).

13102112321 is a wasteful number, since it uses less digits than its factorization.

13102112321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120175.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 13102112321 its reverse (12321120131), we get a palindrome (25423232452).

The spelling of 13102112321 in words is "thirteen billion, one hundred two million, one hundred twelve thousand, three hundred twenty-one".