13330321021001 has 2 divisors, whose sum is σ = 13330321021002. Its totient is φ = 13330321021000.

The previous prime is 13330321020997. The next prime is 13330321021049. The reversal of 13330321021001 is 10012012303331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13105811838025 + 224509182976 = 3620195^2 + 473824^2 .

It is a cyclic number.

It is not a de Polignac number, because 13330321021001 - 2² = 13330321020997 is a prime.

It is a super-2 number, since 2×13330321021001² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13330321021051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6665160510500 + 6665160510501.

It is an arithmetic number, because the mean of its divisors is an integer number (6665160510501).

Almost surely, 2^{13330321021001} is an apocalyptic number.

It is an amenable number.

13330321021001 is a deficient number, since it is larger than the sum of its proper divisors (1).

13330321021001 is an equidigital number, since it uses as much as digits as its factorization.

13330321021001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 13330321021001 its reverse (10012012303331), we get a palindrome (23342333324332).

The spelling of 13330321021001 in words is "thirteen trillion, three hundred thirty billion, three hundred twenty-one million, twenty-one thousand, one".