13011221330004 has 48 divisors (see below), whose sum is σ = 30580625166336. Its totient is φ = 4305579314400.

The previous prime is 13011221329969. The next prime is 13011221330057. The reversal of 13011221330004 is 40003312211031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4655482 + ... + 6906225.

It is an arithmetic number, because the mean of its divisors is an integer number (637096357632).

Almost surely, 2^{13011221330004} is an apocalyptic number.

It is an amenable number.

13011221330004 is an abundant number, since it is smaller than the sum of its proper divisors (17569403836332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13011221330004 is a wasteful number, since it uses less digits than its factorization.

13011221330004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11562396 (or 11562394 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 13011221330004 its reverse (40003312211031), we get a palindrome (53014533541035).

The spelling of 13011221330004 in words is "thirteen trillion, eleven billion, two hundred twenty-one million, three hundred thirty thousand, four".