13105332025020 has 72 divisors (see below), whose sum is σ = 39781921574304. Its totient is φ = 3492198626688.

The previous prime is 13105332025007. The next prime is 13105332025021. The reversal of 13105332025020 is 2052023350131.

It is a happy number.

13105332025020 is a `hidden beast` number, since 1 + 3 + 105 + 33 + 20 + 2 + 502 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13105332025021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26384299 + ... + 26876418.

It is an arithmetic number, because the mean of its divisors is an integer number (552526688532).

Almost surely, 2^{13105332025020} is an apocalyptic number.

13105332025020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13105332025020 is an abundant number, since it is smaller than the sum of its proper divisors (26676589549284).

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

13105332025020 is a wasteful number, since it uses less digits than its factorization.

13105332025020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53262099 (or 53262094 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 13105332025020 its reverse (2052023350131), we get a palindrome (15157355375151).

The spelling of 13105332025020 in words is "thirteen trillion, one hundred five billion, three hundred thirty-two million, twenty-five thousand, twenty".