13213310021101 has 4 divisors (see below), whose sum is σ = 13990563551772. Its totient is φ = 12436056490432.

The previous prime is 13213310021063. The next prime is 13213310021113. The reversal of 13213310021101 is 10112001331231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7368645975625 + 5844664045476 = 2714525^2 + 2417574^2 .

It is a cyclic number.

It is not a de Polignac number, because 13213310021101 - 2³¹ = 13211162537453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13213310025101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388626765310 + ... + 388626765343.

It is an arithmetic number, because the mean of its divisors is an integer number (3497640887943).

Almost surely, 2^{13213310021101} is an apocalyptic number.

It is an amenable number.

13213310021101 is a deficient number, since it is larger than the sum of its proper divisors (777253530671).

13213310021101 is an equidigital number, since it uses as much as digits as its factorization.

13213310021101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777253530670.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 13213310021101 its reverse (10112001331231), we get a palindrome (23325311352332).

The spelling of 13213310021101 in words is "thirteen trillion, two hundred thirteen billion, three hundred ten million, twenty-one thousand, one hundred one".