13313011212133 has 4 divisors (see below), whose sum is σ = 13352515696780. Its totient is φ = 13273506727488.

The previous prime is 13313011212107. The next prime is 13313011212157. The reversal of 13313011212133 is 33121211031331.

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 8121462633124 + 5191548579009 = 2849818^2 + 2278497^2 .

It is a cyclic number.

It is not a de Polignac number, because 13313011212133 - 2¹³ = 13313011203941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13313011212098 and 13313011212107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13313011212233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19752241818 + ... + 19752242491.

It is an arithmetic number, because the mean of its divisors is an integer number (3338128924195).

Almost surely, 2^{13313011212133} is an apocalyptic number.

It is an amenable number.

13313011212133 is a deficient number, since it is larger than the sum of its proper divisors (39504484647).

13313011212133 is an equidigital number, since it uses as much as digits as its factorization.

13313011212133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39504484646.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 13313011212133 its reverse (33121211031331), we get a palindrome (46434222243464).

The spelling of 13313011212133 in words is "thirteen trillion, three hundred thirteen billion, eleven million, two hundred twelve thousand, one hundred thirty-three".