1122202012222 has 4 divisors (see below), whose sum is σ = 1683303018336. Its totient is φ = 561101006110.

The previous prime is 1122202012199. The next prime is 1122202012231. The reversal of 1122202012222 is 2222102022211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1122202012222.

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 as a sum of consecutive naturals, namely, 280550503054 + ... + 280550503057.

It is an arithmetic number, because the mean of its divisors is an integer number (420825754584).

Almost surely, 2^{1122202012222} is an apocalyptic number.

1122202012222 is a deficient number, since it is larger than the sum of its proper divisors (561101006114).

1122202012222 is an equidigital number, since it uses as much as digits as its factorization.

1122202012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561101006113.

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

Adding to 1122202012222 its reverse (2222102022211), we get a palindrome (3344304034433).

The spelling of 1122202012222 in words is "one trillion, one hundred twenty-two billion, two hundred two million, twelve thousand, two hundred twenty-two".