13100043220020 has 72 divisors (see below), whose sum is σ = 39737603898720. Its totient is φ = 3493273990080.

The previous prime is 13100043220013. The next prime is 13100043220127. The reversal of 13100043220020 is 2002234000131.

13100043220020 is a `hidden beast` number, since 1 + 3 + 10 + 0 + 0 + 432 + 200 + 20 = 666.

13100043220020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13100043220020² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 13100043219975 and 13100043220002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8477935 + ... + 9903305.

It is an arithmetic number, because the mean of its divisors is an integer number (551911165260).

Almost surely, 2^{13100043220020} is an apocalyptic number.

13100043220020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13100043220020 is an abundant number, since it is smaller than the sum of its proper divisors (26637560678700).

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

13100043220020 is a wasteful number, since it uses less digits than its factorization.

13100043220020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476445 (or 1476440 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 13100043220020 its reverse (2002234000131), we get a palindrome (15102277220151).

The spelling of 13100043220020 in words is "thirteen trillion, one hundred billion, forty-three million, two hundred twenty thousand, twenty".