13213313420220 has 36 divisors (see below), whose sum is σ = 40080384041880. Its totient is φ = 3523550245344.

The previous prime is 13213313420161. The next prime is 13213313420231. The reversal of 13213313420220 is 2202431331231.

13213313420220 is a `hidden beast` number, since 1 + 3 + 2 + 1 + 3 + 3 + 13 + 420 + 220 = 666.

13213313420220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36703648210 + ... + 36703648569.

Almost surely, 2^{13213313420220} is an apocalyptic number.

13213313420220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13213313420220 is an abundant number, since it is smaller than the sum of its proper divisors (26867070621660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13213313420220 is a wasteful number, since it uses less digits than its factorization.

13213313420220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73407296794 (or 73407296789 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13213313420220 its reverse (2202431331231), we get a palindrome (15415744751451).

The spelling of 13213313420220 in words is "thirteen trillion, two hundred thirteen billion, three hundred thirteen million, four hundred twenty thousand, two hundred twenty".