222212221202 has 16 divisors (see below), whose sum is σ = 336652195032. Its totient is φ = 109995043200.

The previous prime is 222212221199. The next prime is 222212221241. The reversal of 222212221202 is 202122212222.

222212221202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 201233885281 + 20978335921 = 448591^2 + 144839^2 .

It is an unprimeable number.

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, 2196158 + ... + 2295110.

Almost surely, 2^222212221202 is an apocalyptic number.

222212221202 is a deficient number, since it is larger than the sum of its proper divisors (114439973830).

222212221202 is a wasteful number, since it uses less digits than its factorization.

222212221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110173.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222212221202 its reverse (202122212222), we get a palindrome (424334433424).

The spelling of 222212221202 in words is "two hundred twenty-two billion, two hundred twelve million, two hundred twenty-one thousand, two hundred two".