1222012000222 has 48 divisors (see below), whose sum is σ = 2018496634848. Its totient is φ = 554498680320.

The previous prime is 1222012000211. The next prime is 1222012000247. The reversal of 1222012000222 is 2220002102221.

It is a junction number, because it is equal to n+sod(n) for n = 1222012000196 and 1222012000205.

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 23 ways as a sum of consecutive naturals, for example, 7643847 + ... + 7802077.

It is an arithmetic number, because the mean of its divisors is an integer number (42052013226).

Almost surely, 2^{1222012000222} is an apocalyptic number.

1222012000222 is a deficient number, since it is larger than the sum of its proper divisors (796484634626).

1222012000222 is a wasteful number, since it uses less digits than its factorization.

1222012000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158645 (or 158632 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1222012000222 its reverse (2220002102221), we get a palindrome (3442014102443).

The spelling of 1222012000222 in words is "one trillion, two hundred twenty-two billion, twelve million, two hundred twenty-two", and thus it is an aban number.