13530211323 has 16 divisors (see below), whose sum is σ = 18341079072. Its totient is φ = 8869824000.

The previous prime is 13530211307. The next prime is 13530211327. The reversal of 13530211323 is 32311203531.

It is not a de Polignac number, because 13530211323 - 2⁴ = 13530211307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13530211293 and 13530211302.

It is not an unprimeable number, because it can be changed into a prime (13530211327) 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, 856113 + ... + 871773.

It is an arithmetic number, because the mean of its divisors is an integer number (1146317442).

Almost surely, 2^13530211323 is an apocalyptic number.

13530211323 is a deficient number, since it is larger than the sum of its proper divisors (4810867749).

13530211323 is a wasteful number, since it uses less digits than its factorization.

13530211323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20446.

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 13530211323 its reverse (32311203531), we get a palindrome (45841414854).

The spelling of 13530211323 in words is "thirteen billion, five hundred thirty million, two hundred eleven thousand, three hundred twenty-three".