22212100201201 has 2 divisors, whose sum is σ = 22212100201202. Its totient is φ = 22212100201200.

The previous prime is 22212100201189. The next prime is 22212100201217. The reversal of 22212100201201 is 10210200121222.

It is a happy number.

It is an a-pointer prime, because the next prime (22212100201217) can be obtained adding 22212100201201 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21502881894400 + 709218306801 = 4637120^2 + 842151^2 .

It is a cyclic number.

It is not a de Polignac number, because 22212100201201 - 2⁵ = 22212100201169 is a prime.

It is not a weakly prime, because it can be changed into another prime (22212100201231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106050100600 + 11106050100601.

It is an arithmetic number, because the mean of its divisors is an integer number (11106050100601).

Almost surely, 2^{22212100201201} is an apocalyptic number.

It is an amenable number.

22212100201201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22212100201201 is an equidigital number, since it uses as much as digits as its factorization.

22212100201201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22212100201201 its reverse (10210200121222), we get a palindrome (32422300322423).

The spelling of 22212100201201 in words is "twenty-two trillion, two hundred twelve billion, one hundred million, two hundred one thousand, two hundred one".