11331200203121 has 8 divisors (see below), whose sum is σ = 12045674006400. Its totient is φ = 10628535884400.

The previous prime is 11331200203073. The next prime is 11331200203163. The reversal of 11331200203121 is 12130200213311.

It is a happy number.

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 11331200203121 - 2¹⁰ = 11331200202097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11331200203093 and 11331200203102.

It is not an unprimeable number, because it can be changed into a prime (11331200203321) 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 7 ways as a sum of consecutive naturals, for example, 2952369161 + ... + 2952372998.

It is an arithmetic number, because the mean of its divisors is an integer number (1505709250800).

Almost surely, 2^{11331200203121} is an apocalyptic number.

It is an amenable number.

11331200203121 is a deficient number, since it is larger than the sum of its proper divisors (714473803279).

11331200203121 is a wasteful number, since it uses less digits than its factorization.

11331200203121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5904742279.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11331200203121 its reverse (12130200213311), we get a palindrome (23461400416432).

The spelling of 11331200203121 in words is "eleven trillion, three hundred thirty-one billion, two hundred million, two hundred three thousand, one hundred twenty-one".