13021235326 has 8 divisors (see below), whose sum is σ = 21307476024. Its totient is φ = 5918743320.

The previous prime is 13021235303. The next prime is 13021235329. The reversal of 13021235326 is 62353212031.

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

It is a junction number, because it is equal to n+sod(n) for n = 13021235294 and 13021235303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13021235329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295937145 + ... + 295937188.

It is an arithmetic number, because the mean of its divisors is an integer number (2663434503).

Almost surely, 2^13021235326 is an apocalyptic number.

13021235326 is a deficient number, since it is larger than the sum of its proper divisors (8286240698).

13021235326 is a wasteful number, since it uses less digits than its factorization.

13021235326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591874346.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 13021235326 its reverse (62353212031), we get a palindrome (75374447357).

The spelling of 13021235326 in words is "thirteen billion, twenty-one million, two hundred thirty-five thousand, three hundred twenty-six".