222202002212200 has 24 divisors (see below), whose sum is σ = 516619655143830. Its totient is φ = 88880800884800.

The previous prime is 222202002212191. The next prime is 222202002212207. The reversal of 222202002212200 is 2212200202222.

It can be written as a sum of positive squares in 3 ways, for example, as 205924279403844 + 16277722808356 = 14350062^2 + 4034566^2 .

It is a super-2 number, since 2×222202002212200² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222202002212207) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 555505005331 + ... + 555505005730.

Almost surely, 2^{222202002212200} is an apocalyptic number.

222202002212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222202002212200 is an abundant number, since it is smaller than the sum of its proper divisors (294417652931630).

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

222202002212200 is a wasteful number, since it uses less digits than its factorization.

222202002212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111010011077 (or 1111010011068 counting only the distinct ones).

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

Adding to 222202002212200 its reverse (2212200202222), we get a palindrome (224414202414422).

The spelling of 222202002212200 in words is "two hundred twenty-two trillion, two hundred two billion, two million, two hundred twelve thousand, two hundred".