12201121030204 has 12 divisors (see below), whose sum is σ = 21353182804800. Its totient is φ = 6100211657408.

The previous prime is 12201121030199. The next prime is 12201121030261. The reversal of 12201121030204 is 40203012110221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87135724 + ... + 87275635.

It is an arithmetic number, because the mean of its divisors is an integer number (1779431900400).

Almost surely, 2^{12201121030204} is an apocalyptic number.

It is an amenable number.

12201121030204 is a deficient number, since it is larger than the sum of its proper divisors (9152061774596).

12201121030204 is a wasteful number, since it uses less digits than its factorization.

12201121030204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174428852 (or 174428850 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12201121030204 its reverse (40203012110221), we get a palindrome (52404133140425).

The spelling of 12201121030204 in words is "twelve trillion, two hundred one billion, one hundred twenty-one million, thirty thousand, two hundred four".