11133011332213 has 4 divisors (see below), whose sum is σ = 11168580058828. Its totient is φ = 11097442605600.

The previous prime is 11133011332193. The next prime is 11133011332249. The reversal of 11133011332213 is 31223311033111.

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 53852771844 + 11079158560369 = 232062^2 + 3328537^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11133011332213 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 (11133011332913) 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, 17784362838 + ... + 17784363463.

It is an arithmetic number, because the mean of its divisors is an integer number (2792145014707).

Almost surely, 2^{11133011332213} is an apocalyptic number.

It is an amenable number.

11133011332213 is a deficient number, since it is larger than the sum of its proper divisors (35568726615).

11133011332213 is an equidigital number, since it uses as much as digits as its factorization.

11133011332213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35568726614.

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

Adding to 11133011332213 its reverse (31223311033111), we get a palindrome (42356322365324).

The spelling of 11133011332213 in words is "eleven trillion, one hundred thirty-three billion, eleven million, three hundred thirty-two thousand, two hundred thirteen".