12220002001201 has 4 divisors (see below), whose sum is σ = 12251908012032. Its totient is φ = 12188095990372.

The previous prime is 12220002001189. The next prime is 12220002001211. The reversal of 12220002001201 is 10210020002221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12220002001201 - 2²⁵ = 12219968446769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12220002001211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15953004841 + ... + 15953005606.

It is an arithmetic number, because the mean of its divisors is an integer number (3062977003008).

Almost surely, 2^{12220002001201} is an apocalyptic number.

It is an amenable number.

12220002001201 is a deficient number, since it is larger than the sum of its proper divisors (31906010831).

12220002001201 is an equidigital number, since it uses as much as digits as its factorization.

12220002001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31906010830.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12220002001201 its reverse (10210020002221), we get a palindrome (22430022003422).

The spelling of 12220002001201 in words is "twelve trillion, two hundred twenty billion, two million, one thousand, two hundred one".