1112220022222 has 4 divisors (see below), whose sum is σ = 1668330033336. Its totient is φ = 556110011110.

The previous prime is 1112220022189. The next prime is 1112220022231. The reversal of 1112220022222 is 2222200222111.

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

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1112220022222.

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 as a sum of consecutive naturals, namely, 278055005554 + ... + 278055005557.

It is an arithmetic number, because the mean of its divisors is an integer number (417082508334).

Almost surely, 2^{1112220022222} is an apocalyptic number.

1112220022222 is a deficient number, since it is larger than the sum of its proper divisors (556110011114).

1112220022222 is an equidigital number, since it uses as much as digits as its factorization.

1112220022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556110011113.

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

Adding to 1112220022222 its reverse (2222200222111), we get a palindrome (3334420244333).

The spelling of 1112220022222 in words is "one trillion, one hundred twelve billion, two hundred twenty million, twenty-two thousand, two hundred twenty-two".