13133020210021 has 2 divisors, whose sum is σ = 13133020210022. Its totient is φ = 13133020210020.

The previous prime is 13133020209997. The next prime is 13133020210073. The reversal of 13133020210021 is 12001202033131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11562788168100 + 1570232041921 = 3400410^2 + 1253089^2 .

It is a cyclic number.

It is not a de Polignac number, because 13133020210021 - 2⁹ = 13133020209509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13133020210091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6566510105010 + 6566510105011.

It is an arithmetic number, because the mean of its divisors is an integer number (6566510105011).

Almost surely, 2^{13133020210021} is an apocalyptic number.

It is an amenable number.

13133020210021 is a deficient number, since it is larger than the sum of its proper divisors (1).

13133020210021 is an equidigital number, since it uses as much as digits as its factorization.

13133020210021 is an evil number, because the sum of its binary digits is even.

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

Adding to 13133020210021 its reverse (12001202033131), we get a palindrome (25134222243152).

The spelling of 13133020210021 in words is "thirteen trillion, one hundred thirty-three billion, twenty million, two hundred ten thousand, twenty-one".