13131120220306 has 8 divisors (see below), whose sum is σ = 21487287633264. Its totient is φ = 5968691009220.

The previous prime is 13131120220237. The next prime is 13131120220321. The reversal of 13131120220306 is 60302202113131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298434550440 + ... + 298434550483.

It is an arithmetic number, because the mean of its divisors is an integer number (2685910954158).

Almost surely, 2^{13131120220306} is an apocalyptic number.

13131120220306 is a deficient number, since it is larger than the sum of its proper divisors (8356167412958).

13131120220306 is a wasteful number, since it uses less digits than its factorization.

13131120220306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596869100936.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 13131120220306 its reverse (60302202113131), we get a palindrome (73433322333437).

The spelling of 13131120220306 in words is "thirteen trillion, one hundred thirty-one billion, one hundred twenty million, two hundred twenty thousand, three hundred six".