222312220112 has 20 divisors (see below), whose sum is σ = 431389563780. Its totient is φ = 110985881088.

The previous prime is 222312220099. The next prime is 222312220147. The reversal of 222312220112 is 211022213222.

222312220112 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 2 ways, for example, as 128869512256 + 93442707856 = 358984^2 + 305684^2 .

It is a super-3 number, since 3×222312220112³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 10628537 + ... + 10649432.

It is an arithmetic number, because the mean of its divisors is an integer number (21569478189).

Almost surely, 2^222312220112 is an apocalyptic number.

It is an amenable number.

222312220112 is a deficient number, since it is larger than the sum of its proper divisors (209077343668).

222312220112 is a wasteful number, since it uses less digits than its factorization.

222312220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21278630 (or 21278624 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 222312220112 its reverse (211022213222), we get a palindrome (433334433334).

The spelling of 222312220112 in words is "two hundred twenty-two billion, three hundred twelve million, two hundred twenty thousand, one hundred twelve".