222112221202 has 4 divisors (see below), whose sum is σ = 333168331806. Its totient is φ = 111056110600.

The previous prime is 222112221197. The next prime is 222112221223. The reversal of 222112221202 is 202122211222.

222112221202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 125371938241 + 96740282961 = 354079^2 + 311031^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222112221202.

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 as a sum of consecutive naturals, namely, 55528055299 + ... + 55528055302.

Almost surely, 2^222112221202 is an apocalyptic number.

222112221202 is a deficient number, since it is larger than the sum of its proper divisors (111056110604).

222112221202 is a wasteful number, since it uses less digits than its factorization.

222112221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111056110603.

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

Adding to 222112221202 its reverse (202122211222), we get a palindrome (424234432424).

The spelling of 222112221202 in words is "two hundred twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, two hundred two".