13122216206 has 16 divisors (see below), whose sum is σ = 22213157040. Its totient is φ = 5758966080.

The previous prime is 13122216203. The next prime is 13122216209. The reversal of 13122216206 is 60261222131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13122216203) and next prime (13122216209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122216203) 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 7 ways as a sum of consecutive naturals, for example, 10283231 + ... + 10284506.

It is an arithmetic number, because the mean of its divisors is an integer number (1388322315).

Almost surely, 2^13122216206 is an apocalyptic number.

13122216206 is a deficient number, since it is larger than the sum of its proper divisors (9090940834).

13122216206 is a wasteful number, since it uses less digits than its factorization.

13122216206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20567779.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 13122216206 its reverse (60261222131), we get a palindrome (73383438337).

The spelling of 13122216206 in words is "thirteen billion, one hundred twenty-two million, two hundred sixteen thousand, two hundred six".