1222200020222 has 16 divisors (see below), whose sum is σ = 1919159903232. Its totient is φ = 582650918520.

The previous prime is 1222200020191. The next prime is 1222200020227. The reversal of 1222200020222 is 2220200022221.

It is a self number, because there is not a number n which added to its sum of digits gives 1222200020222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222200020227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42702038 + ... + 42730649.

It is an arithmetic number, because the mean of its divisors is an integer number (119947493952).

Almost surely, 2^{1222200020222} is an apocalyptic number.

1222200020222 is a deficient number, since it is larger than the sum of its proper divisors (696959883010).

1222200020222 is a wasteful number, since it uses less digits than its factorization.

1222200020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85433023.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 1222200020222 its reverse (2220200022221), we get a palindrome (3442400042443).

The spelling of 1222200020222 in words is "one trillion, two hundred twenty-two billion, two hundred million, twenty thousand, two hundred twenty-two".