11331203213 has 8 divisors (see below), whose sum is σ = 12362090400. Its totient is φ = 10300445680.

The previous prime is 11331203209. The next prime is 11331203293. The reversal of 11331203213 is 31230213311.

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

It is a cyclic number.

It is not a de Polignac number, because 11331203213 - 2² = 11331203209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331203293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288638 + ... + 325536.

It is an arithmetic number, because the mean of its divisors is an integer number (1545261300).

Almost surely, 2^11331203213 is an apocalyptic number.

It is an amenable number.

11331203213 is a deficient number, since it is larger than the sum of its proper divisors (1030887187).

11331203213 is a wasteful number, since it uses less digits than its factorization.

11331203213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64827.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11331203213 its reverse (31230213311), we get a palindrome (42561416524).

The spelling of 11331203213 in words is "eleven billion, three hundred thirty-one million, two hundred three thousand, two hundred thirteen".