11332131213 has 32 divisors (see below), whose sum is σ = 16533659520. Its totient is φ = 6862141440.

The previous prime is 11332131199. The next prime is 11332131233. The reversal of 11332131213 is 31213123311.

It is a happy number.

11332131213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11332131213 - 2⁹ = 11332130701 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11332131213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11332131233) 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 31 ways as a sum of consecutive naturals, for example, 724645 + ... + 740117.

It is an arithmetic number, because the mean of its divisors is an integer number (516676860).

Almost surely, 2^11332131213 is an apocalyptic number.

11332131213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11332131213 is a deficient number, since it is larger than the sum of its proper divisors (5201528307).

11332131213 is a wasteful number, since it uses less digits than its factorization.

11332131213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15789.

The product of its digits is 324, while the sum is 21.

Adding to 11332131213 its reverse (31213123311), we get a palindrome (42545254524).

The spelling of 11332131213 in words is "eleven billion, three hundred thirty-two million, one hundred thirty-one thousand, two hundred thirteen".