222120231201 has 24 divisors (see below), whose sum is σ = 370596324384. Its totient is φ = 126699596160.

The previous prime is 222120231199. The next prime is 222120231217. The reversal of 222120231201 is 102132021222.

222120231201 is a `hidden beast` number, since 22 + 212 + 0 + 231 + 201 = 666.

222120231201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222120231201 - 2¹ = 222120231199 is a prime.

It is a super-4 number, since 4×222120231201⁴ (a number of 46 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (222120231301) 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 23 ways as a sum of consecutive naturals, for example, 65987691 + ... + 65991056.

It is an arithmetic number, because the mean of its divisors is an integer number (15441513516).

Almost surely, 2^222120231201 is an apocalyptic number.

It is an amenable number.

222120231201 is a deficient number, since it is larger than the sum of its proper divisors (148476093183).

222120231201 is a wasteful number, since it uses less digits than its factorization.

222120231201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131978781 (or 131978778 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222120231201 its reverse (102132021222), we get a palindrome (324252252423).

The spelling of 222120231201 in words is "two hundred twenty-two billion, one hundred twenty million, two hundred thirty-one thousand, two hundred one".