11331200203311 has 8 divisors (see below), whose sum is σ = 15903438881920. Its totient is φ = 7156547496792.

The previous prime is 11331200203307. The next prime is 11331200203321. The reversal of 11331200203311 is 11330200213311.

It is a happy number.

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

It is not a de Polignac number, because 11331200203311 - 2² = 11331200203307 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 (11331200203321) 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, 99396492955 + ... + 99396493068.

It is an arithmetic number, because the mean of its divisors is an integer number (1987929860240).

Almost surely, 2^{11331200203311} is an apocalyptic number.

11331200203311 is a deficient number, since it is larger than the sum of its proper divisors (4572238678609).

11331200203311 is a wasteful number, since it uses less digits than its factorization.

11331200203311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198792986045.

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

Adding to 11331200203311 its reverse (11330200213311), we get a palindrome (22661400416622).

The spelling of 11331200203311 in words is "eleven trillion, three hundred thirty-one billion, two hundred million, two hundred three thousand, three hundred eleven".