213120112222 has 8 divisors (see below), whose sum is σ = 319801589136. Its totient is φ = 106519582512.

The previous prime is 213120112207. The next prime is 213120112237. The reversal of 213120112222 is 222211021312.

It is an interprime number because it is at equal distance from previous prime (213120112207) and next prime (213120112237).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 213120112222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20230218 + ... + 20240749.

It is an arithmetic number, because the mean of its divisors is an integer number (39975198642).

Almost surely, 2^213120112222 is an apocalyptic number.

213120112222 is a deficient number, since it is larger than the sum of its proper divisors (106681476914).

213120112222 is a wasteful number, since it uses less digits than its factorization.

213120112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40473602.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 213120112222 its reverse (222211021312), we get a palindrome (435331133534).

The spelling of 213120112222 in words is "two hundred thirteen billion, one hundred twenty million, one hundred twelve thousand, two hundred twenty-two".