13200120431044 has 24 divisors (see below), whose sum is σ = 23722758707648. Its totient is φ = 6423297602400.

The previous prime is 13200120431041. The next prime is 13200120431051. The reversal of 13200120431044 is 44013402100231.

It is not an unprimeable number, because it can be changed into a prime (13200120431041) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 138481032 + ... + 138576319.

Almost surely, 2^{13200120431044} is an apocalyptic number.

It is an amenable number.

13200120431044 is a deficient number, since it is larger than the sum of its proper divisors (10522638276604).

13200120431044 is a wasteful number, since it uses less digits than its factorization.

13200120431044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277057675 (or 277057673 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 13200120431044 its reverse (44013402100231), we get a palindrome (57213522531275).

The spelling of 13200120431044 in words is "thirteen trillion, two hundred billion, one hundred twenty million, four hundred thirty-one thousand, forty-four".