13310130044021 has 4 divisors (see below), whose sum is σ = 13669863288492. Its totient is φ = 12950396799552.

The previous prime is 13310130043997. The next prime is 13310130044053. The reversal of 13310130044021 is 12044003101331.

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 12524627170225 + 785502873796 = 3539015^2 + 886286^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13310130044021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13310130044521) 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, 179866622180 + ... + 179866622253.

It is an arithmetic number, because the mean of its divisors is an integer number (3417465822123).

Almost surely, 2^{13310130044021} is an apocalyptic number.

It is an amenable number.

13310130044021 is a deficient number, since it is larger than the sum of its proper divisors (359733244471).

13310130044021 is an equidigital number, since it uses as much as digits as its factorization.

13310130044021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359733244470.

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

Adding to 13310130044021 its reverse (12044003101331), we get a palindrome (25354133145352).

The spelling of 13310130044021 in words is "thirteen trillion, three hundred ten billion, one hundred thirty million, forty-four thousand, twenty-one".