13261022206 has 16 divisors (see below), whose sum is σ = 20385328320. Its totient is φ = 6466049920.

The previous prime is 13261022191. The next prime is 13261022213. The reversal of 13261022206 is 60222016231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167610 + ... + 233698.

It is an arithmetic number, because the mean of its divisors is an integer number (1274083020).

Almost surely, 2^13261022206 is an apocalyptic number.

13261022206 is a deficient number, since it is larger than the sum of its proper divisors (7124306114).

13261022206 is a wasteful number, since it uses less digits than its factorization.

13261022206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68579.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 13261022206 its reverse (60222016231), we get a palindrome (73483038437).

The spelling of 13261022206 in words is "thirteen billion, two hundred sixty-one million, twenty-two thousand, two hundred six".