12003112212201 has 72 divisors (see below), whose sum is σ = 19765558408960. Its totient is φ = 7273711573920.

The previous prime is 12003112212197. The next prime is 12003112212241. The reversal of 12003112212201 is 10221221130021.

12003112212201 is a `hidden beast` number, since 120 + 0 + 311 + 2 + 212 + 20 + 1 = 666.

It is not a de Polignac number, because 12003112212201 - 2² = 12003112212197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12003112212241) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 296038536 + ... + 296079078.

Almost surely, 2^{12003112212201} is an apocalyptic number.

12003112212201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12003112212201 is a deficient number, since it is larger than the sum of its proper divisors (7762446196759).

12003112212201 is a wasteful number, since it uses less digits than its factorization.

12003112212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50649 (or 50626 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 12003112212201 its reverse (10221221130021), we get a palindrome (22224333342222).

The spelling of 12003112212201 in words is "twelve trillion, three billion, one hundred twelve million, two hundred twelve thousand, two hundred one".