13321012001331 has 8 divisors (see below), whose sum is σ = 17761633136640. Its totient is φ = 8880532766792.

The previous prime is 13321012001327. The next prime is 13321012001347. The reversal of 13321012001331 is 13310021012331.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13321012001331 - 2² = 13321012001327 is a prime.

It is a super-2 number, since 2×13321012001331² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13321012001298 and 13321012001307.

It is not an unprimeable number, because it can be changed into a prime (13321012006331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35255955 + ... + 35631788.

It is an arithmetic number, because the mean of its divisors is an integer number (2220204142080).

Almost surely, 2^{13321012001331} is an apocalyptic number.

13321012001331 is a deficient number, since it is larger than the sum of its proper divisors (4440621135309).

13321012001331 is an equidigital number, since it uses as much as digits as its factorization.

13321012001331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70950385.

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

Adding to 13321012001331 its reverse (13310021012331), we get a palindrome (26631033013662).

The spelling of 13321012001331 in words is "thirteen trillion, three hundred twenty-one billion, twelve million, one thousand, three hundred thirty-one".