11213132311333 has 4 divisors (see below), whose sum is σ = 11213140006188. Its totient is φ = 11213124616480.

The previous prime is 11213132311313. The next prime is 11213132311379. The reversal of 11213132311333 is 33311323131211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 7214800137444 + 3998332173889 = 2686038^2 + 1999583^2 .

It is a cyclic number.

It is not a de Polignac number, because 11213132311333 - 2⁵ = 11213132311301 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 (11213132311313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 918208 + ... + 4823833.

It is an arithmetic number, because the mean of its divisors is an integer number (2803285001547).

Almost surely, 2^{11213132311333} is an apocalyptic number.

It is an amenable number.

11213132311333 is a deficient number, since it is larger than the sum of its proper divisors (7694855).

11213132311333 is an equidigital number, since it uses as much as digits as its factorization.

11213132311333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7694854.

The product of its digits is 2916, while the sum is 28.

Adding to 11213132311333 its reverse (33311323131211), we get a palindrome (44524455442544).

The spelling of 11213132311333 in words is "eleven trillion, two hundred thirteen billion, one hundred thirty-two million, three hundred eleven thousand, three hundred thirty-three".