222212221201 has 8 divisors (see below), whose sum is σ = 224412693120. Its totient is φ = 220022105088.

The previous prime is 222212221199. The next prime is 222212221241. The reversal of 222212221201 is 102122212222.

222212221201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 222212221201 - 2¹ = 222212221199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222212221241) 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 7 ways as a sum of consecutive naturals, for example, 2545821 + ... + 2631658.

It is an arithmetic number, because the mean of its divisors is an integer number (28051586640).

Almost surely, 2^222212221201 is an apocalyptic number.

It is an amenable number.

222212221201 is a deficient number, since it is larger than the sum of its proper divisors (2200471919).

222212221201 is a wasteful number, since it uses less digits than its factorization.

222212221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5177903.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222212221201 its reverse (102122212222), we get a palindrome (324334433423).

It can be divided in two parts, 22221 and 2221201, that added together give a palindrome (2243422).

The spelling of 222212221201 in words is "two hundred twenty-two billion, two hundred twelve million, two hundred twenty-one thousand, two hundred one".