1222201000022 has 16 divisors (see below), whose sum is σ = 1913935016160. Its totient is φ = 584248348992.

The previous prime is 1222201000021. The next prime is 1222201000043. The reversal of 1222201000022 is 2200001022221.

It is a junction number, because it is equal to n+sod(n) for n = 1222200999970 and 1222201000006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222201000021) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6325703 + ... + 6516050.

It is an arithmetic number, because the mean of its divisors is an integer number (119620938510).

Almost surely, 2^{1222201000022} is an apocalyptic number.

1222201000022 is a deficient number, since it is larger than the sum of its proper divisors (691734016138).

1222201000022 is a wasteful number, since it uses less digits than its factorization.

1222201000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12843847.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1222201000022 its reverse (2200001022221), we get a palindrome (3422202022243).

The spelling of 1222201000022 in words is "one trillion, two hundred twenty-two billion, two hundred one million, twenty-two", and thus it is an aban number.