13206201236 has 6 divisors (see below), whose sum is σ = 23110852170. Its totient is φ = 6603100616.

The previous prime is 13206201223. The next prime is 13206201293. The reversal of 13206201236 is 63210260231.

It can be written as a sum of positive squares in only one way, i.e., 13189144336 + 17056900 = 114844^2 + 4130^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1650775151 + ... + 1650775158.

It is an arithmetic number, because the mean of its divisors is an integer number (3851808695).

Almost surely, 2^13206201236 is an apocalyptic number.

It is an amenable number.

13206201236 is a deficient number, since it is larger than the sum of its proper divisors (9904650934).

13206201236 is a wasteful number, since it uses less digits than its factorization.

13206201236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3301550313 (or 3301550311 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 13206201236 its reverse (63210260231), we get a palindrome (76416461467).

The spelling of 13206201236 in words is "thirteen billion, two hundred six million, two hundred one thousand, two hundred thirty-six".