13121330314 has 16 divisors (see below), whose sum is σ = 20445190920. Its totient is φ = 6308144640.

The previous prime is 13121330309. The next prime is 13121330333. The reversal of 13121330314 is 41303312131.

It can be written as a sum of positive squares in 4 ways, for example, as 11283750625 + 1837579689 = 106225^2 + 42867^2 .

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, 455379 + ... + 483334.

Almost surely, 2^13121330314 is an apocalyptic number.

13121330314 is a deficient number, since it is larger than the sum of its proper divisors (7323860606).

13121330314 is a wasteful number, since it uses less digits than its factorization.

13121330314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938985.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 13121330314 its reverse (41303312131), we get a palindrome (54424642445).

The spelling of 13121330314 in words is "thirteen billion, one hundred twenty-one million, three hundred thirty thousand, three hundred fourteen".