13301010221 has 4 divisors (see below), whose sum is σ = 13551972732. Its totient is φ = 13050047712.

The previous prime is 13301010197. The next prime is 13301010259. The reversal of 13301010221 is 12201010331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11535834025 + 1765176196 = 107405^2 + 42014^2 .

It is a cyclic number.

It is not a de Polignac number, because 13301010221 - 2¹⁴ = 13300993837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13301010196 and 13301010205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13301010421) 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, 125481176 + ... + 125481281.

It is an arithmetic number, because the mean of its divisors is an integer number (3387993183).

Almost surely, 2^13301010221 is an apocalyptic number.

It is an amenable number.

13301010221 is a deficient number, since it is larger than the sum of its proper divisors (250962511).

13301010221 is an equidigital number, since it uses as much as digits as its factorization.

13301010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250962510.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 13301010221 its reverse (12201010331), we get a palindrome (25502020552).

The spelling of 13301010221 in words is "thirteen billion, three hundred one million, ten thousand, two hundred twenty-one".