13010443321 has 4 divisors (see below), whose sum is σ = 13287261312. Its totient is φ = 12733625332.

The previous prime is 13010443309. The next prime is 13010443337. The reversal of 13010443321 is 12334401031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12334401031 = 48523 ⋅254197.

It is a cyclic number.

It is not a de Polignac number, because 13010443321 - 2²³ = 13002054713 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13010443292 and 13010443301.

It is not an unprimeable number, because it can be changed into a prime (13010443421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138408925 + ... + 138409018.

It is an arithmetic number, because the mean of its divisors is an integer number (3321815328).

Almost surely, 2^13010443321 is an apocalyptic number.

It is an amenable number.

13010443321 is a deficient number, since it is larger than the sum of its proper divisors (276817991).

13010443321 is an equidigital number, since it uses as much as digits as its factorization.

13010443321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276817990.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13010443321 its reverse (12334401031), we get a palindrome (25344844352).

The spelling of 13010443321 in words is "thirteen billion, ten million, four hundred forty-three thousand, three hundred twenty-one".