13243404100 has 36 divisors (see below), whose sum is σ = 28828912644. Its totient is φ = 5280638080.

The previous prime is 13243404091. The next prime is 13243404131. The reversal of 13243404100 is 140434231.

13243404100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 5833293376 + 7410110724 = 76376^2 + 86082^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 177187 + ... + 240586.

It is an arithmetic number, because the mean of its divisors is an integer number (800803129).

Almost surely, 2^13243404100 is an apocalyptic number.

13243404100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13243404100 is an abundant number, since it is smaller than the sum of its proper divisors (15585508544).

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

13243404100 is a wasteful number, since it uses less digits than its factorization.

13243404100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418104 (or 418097 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 13243404100 its reverse (140434231), we get a palindrome (13383838331).

The spelling of 13243404100 in words is "thirteen billion, two hundred forty-three million, four hundred four thousand, one hundred".