13206422043 has 12 divisors (see below), whose sum is σ = 19337258200. Its totient is φ = 8683674336.

The previous prime is 13206422039. The next prime is 13206422081. The reversal of 13206422043 is 34022460231.

13206422043 is a `hidden beast` number, since 13 + 2 + 0 + 642 + 2 + 0 + 4 + 3 = 666.

It is not a de Polignac number, because 13206422043 - 2² = 13206422039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13206421998 and 13206422016.

It is not an unprimeable number, because it can be changed into a prime (13206422023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10049893 + ... + 10051206.

Almost surely, 2^13206422043 is an apocalyptic number.

13206422043 is a deficient number, since it is larger than the sum of its proper divisors (6130836157).

13206422043 is a wasteful number, since it uses less digits than its factorization.

13206422043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20101178 (or 20101175 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 13206422043 its reverse (34022460231), we get a palindrome (47228882274).

The spelling of 13206422043 in words is "thirteen billion, two hundred six million, four hundred twenty-two thousand, forty-three".