11331113213 has 8 divisors (see below), whose sum is σ = 12956324928. Its totient is φ = 9707521824.

The previous prime is 11331113197. The next prime is 11331113219. The reversal of 11331113213 is 31231113311.

11331113213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11331113213 - 2⁴ = 11331113197 is a prime.

It is a super-3 number, since 3×11331113213³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331113219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390056 + ... + 418097.

It is an arithmetic number, because the mean of its divisors is an integer number (1619540616).

Almost surely, 2^11331113213 is an apocalyptic number.

It is an amenable number.

11331113213 is a deficient number, since it is larger than the sum of its proper divisors (1625211715).

11331113213 is an equidigital number, since it uses as much as digits as its factorization.

11331113213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810163.

The product of its digits is 162, while the sum is 20.

Adding to 11331113213 its reverse (31231113311), we get a palindrome (42562226524).

The spelling of 11331113213 in words is "eleven billion, three hundred thirty-one million, one hundred thirteen thousand, two hundred thirteen".