201220104201 has 12 divisors (see below), whose sum is σ = 274677964848. Its totient is φ = 131027040984.

The previous prime is 201220104037. The next prime is 201220104227. The reversal of 201220104201 is 102401022102.

It is not a de Polignac number, because 201220104201 - 2³⁷ = 63781150729 is a prime.

It is a super-2 number, since 2×201220104201² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201220104251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18132195 + ... + 18143288.

It is an arithmetic number, because the mean of its divisors is an integer number (22889830404).

Almost surely, 2^201220104201 is an apocalyptic number.

It is an amenable number.

201220104201 is a deficient number, since it is larger than the sum of its proper divisors (73457860647).

201220104201 is an equidigital number, since it uses as much as digits as its factorization.

201220104201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36275572 (or 36275529 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 201220104201 its reverse (102401022102), we get a palindrome (303621126303).

The spelling of 201220104201 in words is "two hundred one billion, two hundred twenty million, one hundred four thousand, two hundred one".