222002220022120 has 32 divisors (see below), whose sum is σ = 516729305226600. Its totient is φ = 85738788421888.

The previous prime is 222002220022081. The next prime is 222002220022139. The reversal of 222002220022120 is 21220022200222.

It can be written as a sum of positive squares in 4 ways, for example, as 167264506554084 + 54737713468036 = 12933078^2 + 7398494^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95690610919 + ... + 95690613238.

Almost surely, 2^{222002220022120} is an apocalyptic number.

222002220022120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222002220022120 is an abundant number, since it is smaller than the sum of its proper divisors (294727085204480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222002220022120 is a wasteful number, since it uses less digits than its factorization.

222002220022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191381224197 (or 191381224193 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 222002220022120 its reverse (21220022200222), we get a palindrome (243222242222342).

The spelling of 222002220022120 in words is "two hundred twenty-two trillion, two billion, two hundred twenty million, twenty-two thousand, one hundred twenty".