12212321201 has 8 divisors (see below), whose sum is σ = 12862390464. Its totient is φ = 11572176880.

The previous prime is 12212321197. The next prime is 12212321221. The reversal of 12212321201 is 10212321221.

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 12212321201 - 2² = 12212321197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12212321201.

It is not an unprimeable number, because it can be changed into a prime (12212321221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2478710 + ... + 2483631.

It is an arithmetic number, because the mean of its divisors is an integer number (1607798808).

Almost surely, 2^12212321201 is an apocalyptic number.

It is an amenable number.

12212321201 is a deficient number, since it is larger than the sum of its proper divisors (650069263).

12212321201 is a wasteful number, since it uses less digits than its factorization.

12212321201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4962471.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12212321201 its reverse (10212321221), we get a palindrome (22424642422).

The spelling of 12212321201 in words is "twelve billion, two hundred twelve million, three hundred twenty-one thousand, two hundred one".