212212100202 has 8 divisors (see below), whose sum is σ = 424424200416. Its totient is φ = 70737366732.

The previous prime is 212212100171. The next prime is 212212100227. The reversal of 212212100202 is 202001212212.

212212100202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

212212100202 is an admirable number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 17684341678 + ... + 17684341689.

It is an arithmetic number, because the mean of its divisors is an integer number (53053025052).

Almost surely, 2^212212100202 is an apocalyptic number.

212212100202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

212212100202 is a wasteful number, since it uses less digits than its factorization.

212212100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35368683372.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 212212100202 its reverse (202001212212), we get a palindrome (414213312414).

The spelling of 212212100202 in words is "two hundred twelve billion, two hundred twelve million, one hundred thousand, two hundred two".