13213000133121 has 8 divisors (see below), whose sum is σ = 17617399760224. Its totient is φ = 8808633630720.

The previous prime is 13213000133101. The next prime is 13213000133131. The reversal of 13213000133121 is 12133100031231.

It is a happy number.

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

It is not a de Polignac number, because 13213000133121 - 2¹⁴ = 13213000116737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13213000133101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7334995 + ... + 8957016.

It is an arithmetic number, because the mean of its divisors is an integer number (2202174970028).

Almost surely, 2^{13213000133121} is an apocalyptic number.

It is an amenable number.

13213000133121 is a deficient number, since it is larger than the sum of its proper divisors (4404399627103).

13213000133121 is a wasteful number, since it uses less digits than its factorization.

13213000133121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16562351.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 13213000133121 its reverse (12133100031231), we get a palindrome (25346100164352).

The spelling of 13213000133121 in words is "thirteen trillion, two hundred thirteen billion, one hundred thirty-three thousand, one hundred twenty-one".