13121053336 has 16 divisors (see below), whose sum is σ = 24685945200. Its totient is φ = 6538134624.

The previous prime is 13121053333. The next prime is 13121053349. The reversal of 13121053336 is 63335012131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13121053333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2796516 + ... + 2801203.

It is an arithmetic number, because the mean of its divisors is an integer number (1542871575).

Almost surely, 2^13121053336 is an apocalyptic number.

It is an amenable number.

13121053336 is a deficient number, since it is larger than the sum of its proper divisors (11564891864).

13121053336 is a wasteful number, since it uses less digits than its factorization.

13121053336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5598018 (or 5598014 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 28.

Adding to 13121053336 its reverse (63335012131), we get a palindrome (76456065467).

The spelling of 13121053336 in words is "thirteen billion, one hundred twenty-one million, fifty-three thousand, three hundred thirty-six".