13332001201021 has 2 divisors, whose sum is σ = 13332001201022. Its totient is φ = 13332001201020.

The previous prime is 13332001200941. The next prime is 13332001201033. The reversal of 13332001201021 is 12010210023331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10512671405625 + 2819329795396 = 3242325^2 + 1679086^2 .

It is a cyclic number.

It is not a de Polignac number, because 13332001201021 - 2²¹ = 13331999103869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13332001201021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13332001201091) 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 as a sum of consecutive naturals, namely, 6666000600510 + 6666000600511.

It is an arithmetic number, because the mean of its divisors is an integer number (6666000600511).

Almost surely, 2^{13332001201021} is an apocalyptic number.

It is an amenable number.

13332001201021 is a deficient number, since it is larger than the sum of its proper divisors (1).

13332001201021 is an equidigital number, since it uses as much as digits as its factorization.

13332001201021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 13332001201021 its reverse (12010210023331), we get a palindrome (25342211224352).

The spelling of 13332001201021 in words is "thirteen trillion, three hundred thirty-two billion, one million, two hundred one thousand, twenty-one".