2222422120228 has 6 divisors (see below), whose sum is σ = 3889238710406. Its totient is φ = 1111211060112.

The previous prime is 2222422120207. The next prime is 2222422120229. The reversal of 2222422120228 is 8220212242222.

It can be written as a sum of positive squares in only one way, i.e., 2150352422464 + 72069697764 = 1466408^2 + 268458^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2222422120228.

It is not an unprimeable number, because it can be changed into a prime (2222422120229) by changing a digit.

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, 277802765025 + ... + 277802765032.

Almost surely, 2^{2222422120228} is an apocalyptic number.

It is an amenable number.

2222422120228 is a deficient number, since it is larger than the sum of its proper divisors (1666816590178).

2222422120228 is a wasteful number, since it uses less digits than its factorization.

2222422120228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555605530061 (or 555605530059 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 31.

The spelling of 2222422120228 in words is "two trillion, two hundred twenty-two billion, four hundred twenty-two million, one hundred twenty thousand, two hundred twenty-eight".