13213313050220 has 48 divisors (see below), whose sum is σ = 27777054301920. Its totient is φ = 5279783794176.

The previous prime is 13213313050213. The next prime is 13213313050283. The reversal of 13213313050220 is 2205031331231.

It is a super-2 number, since 2×13213313050220² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13213313050220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 433080326 + ... + 433110834.

It is an arithmetic number, because the mean of its divisors is an integer number (578688631290).

Almost surely, 2^{13213313050220} is an apocalyptic number.

13213313050220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13213313050220 is an abundant number, since it is smaller than the sum of its proper divisors (14563741251700).

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

13213313050220 is a wasteful number, since it uses less digits than its factorization.

13213313050220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52514 (or 52512 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 13213313050220 its reverse (2205031331231), we get a palindrome (15418344381451).

The spelling of 13213313050220 in words is "thirteen trillion, two hundred thirteen billion, three hundred thirteen million, fifty thousand, two hundred twenty".