13300124021321 has 4 divisors (see below), whose sum is σ = 13300961102100. Its totient is φ = 13299286940544.

The previous prime is 13300124021297. The next prime is 13300124021363. The reversal of 13300124021321 is 12312042100331.

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 4247457196096 + 9052666825225 = 2060936^2 + 3008765^2 .

It is a cyclic number.

It is not a de Polignac number, because 13300124021321 - 2²² = 13300119827017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13300124021021) 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, 418516556 + ... + 418548333.

It is an arithmetic number, because the mean of its divisors is an integer number (3325240275525).

Almost surely, 2^{13300124021321} is an apocalyptic number.

It is an amenable number.

13300124021321 is a deficient number, since it is larger than the sum of its proper divisors (837080779).

13300124021321 is an equidigital number, since it uses as much as digits as its factorization.

13300124021321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837080778.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 13300124021321 its reverse (12312042100331), we get a palindrome (25612166121652).

The spelling of 13300124021321 in words is "thirteen trillion, three hundred billion, one hundred twenty-four million, twenty-one thousand, three hundred twenty-one".