12201133331121 has 16 divisors (see below), whose sum is σ = 18907325260800. Its totient is φ = 6853905405648.

The previous prime is 12201133331083. The next prime is 12201133331159. The reversal of 12201133331121 is 12113333110221.

12201133331121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12201133331083) and next prime (12201133331159).

It is not a de Polignac number, because 12201133331121 - 2¹⁰ = 12201133330097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12201133331091 and 12201133331100.

It is not an unprimeable number, because it can be changed into a prime (12201133331521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4923781381 + ... + 4923783858.

It is an arithmetic number, because the mean of its divisors is an integer number (1181707828800).

Almost surely, 2^{12201133331121} is an apocalyptic number.

It is an amenable number.

12201133331121 is a deficient number, since it is larger than the sum of its proper divisors (6706191929679).

12201133331121 is an equidigital number, since it uses as much as digits as its factorization.

12201133331121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9847565308.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 12201133331121 its reverse (12113333110221), we get a palindrome (24314466441342).

The spelling of 12201133331121 in words is "twelve trillion, two hundred one billion, one hundred thirty-three million, three hundred thirty-one thousand, one hundred twenty-one".