13202020221020 has 12 divisors (see below), whose sum is σ = 27724242464184. Its totient is φ = 5280808088400.

The previous prime is 13202020220989. The next prime is 13202020221101. The reversal of 13202020221020 is 2012202020231.

It is a super-3 number, since 3×13202020221020³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13202020221020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330050505506 + ... + 330050505545.

It is an arithmetic number, because the mean of its divisors is an integer number (2310353538682).

Almost surely, 2^{13202020221020} is an apocalyptic number.

13202020221020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13202020221020 is an abundant number, since it is smaller than the sum of its proper divisors (14522222243164).

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

13202020221020 is a wasteful number, since it uses less digits than its factorization.

13202020221020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660101011060 (or 660101011058 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 13202020221020 its reverse (2012202020231), we get a palindrome (15214222241251).

The spelling of 13202020221020 in words is "thirteen trillion, two hundred two billion, twenty million, two hundred twenty-one thousand, twenty".