12011012201200 has 30 divisors (see below), whose sum is σ = 28856456814344. Its totient is φ = 4804404880320.

The previous prime is 12011012201161. The next prime is 12011012201231. The reversal of 12011012201200 is 210221011021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15013764852 + ... + 15013765651.

Almost surely, 2^{12011012201200} is an apocalyptic number.

12011012201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12011012201200 is an abundant number, since it is smaller than the sum of its proper divisors (16845444613144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12011012201200 is a wasteful number, since it uses less digits than its factorization.

12011012201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30027530521 (or 30027530510 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12011012201200 its reverse (210221011021), we get a palindrome (12221233212221).

The spelling of 12011012201200 in words is "twelve trillion, eleven billion, twelve million, two hundred one thousand, two hundred".