212002002112202 has 16 divisors (see below), whose sum is σ = 336992248945800. Its totient is φ = 99849555240960.

The previous prime is 212002002112193. The next prime is 212002002112207. The reversal of 212002002112202 is 202211200200212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 103893559166761 + 108108442945441 = 10192819^2 + 10397521^2 .

It is not an unprimeable number, because it can be changed into a prime (212002002112207) 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, 44575691927 + ... + 44575696682.

Almost surely, 2^{212002002112202} is an apocalyptic number.

212002002112202 is a deficient number, since it is larger than the sum of its proper divisors (124990246833598).

212002002112202 is a wasteful number, since it uses less digits than its factorization.

212002002112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89151388681.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212002002112202 its reverse (202211200200212), we get a palindrome (414213202312414).

The spelling of 212002002112202 in words is "two hundred twelve trillion, two billion, two million, one hundred twelve thousand, two hundred two".