2221120231222 has 8 divisors (see below), whose sum is σ = 3331814186376. Its totient is φ = 1110515502432.

The previous prime is 2221120231217. The next prime is 2221120231243. The reversal of 2221120231222 is 2221320211222.

It is a happy number.

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

It is a super-2 number, since 2×2221120231222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2221120231193 and 2221120231202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22244323 + ... + 22343950.

It is an arithmetic number, because the mean of its divisors is an integer number (416476773297).

Almost surely, 2^{2221120231222} is an apocalyptic number.

2221120231222 is a deficient number, since it is larger than the sum of its proper divisors (1110693955154).

2221120231222 is a wasteful number, since it uses less digits than its factorization.

2221120231222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44613182.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2221120231222 its reverse (2221320211222), we get a palindrome (4442440442444).

The spelling of 2221120231222 in words is "two trillion, two hundred twenty-one billion, one hundred twenty million, two hundred thirty-one thousand, two hundred twenty-two".