1112021222222 has 8 divisors (see below), whose sum is σ = 1695376617672. Its totient is φ = 546895683000.

The previous prime is 1112021222219. The next prime is 1112021222287. The reversal of 1112021222222 is 2222221202111.

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

It is a super-2 number, since 2×1112021222222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1112021222194 and 1112021222203.

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, 4557463904 + ... + 4557464147.

It is an arithmetic number, because the mean of its divisors is an integer number (211922077209).

Almost surely, 2^{1112021222222} is an apocalyptic number.

1112021222222 is a deficient number, since it is larger than the sum of its proper divisors (583355395450).

1112021222222 is an equidigital number, since it uses as much as digits as its factorization.

1112021222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9114928114.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1112021222222 its reverse (2222221202111), we get a palindrome (3334242424333).

The spelling of 1112021222222 in words is "one trillion, one hundred twelve billion, twenty-one million, two hundred twenty-two thousand, two hundred twenty-two".