220210212212 has 12 divisors (see below), whose sum is σ = 385371261156. Its totient is φ = 110104137600.

The previous prime is 220210212193. The next prime is 220210212241. The reversal of 220210212212 is 212212012022.

It is a happy number.

220210212212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 139760831716 + 80449380496 = 373846^2 + 283636^2 .

It is a congruent 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, 578462 + ... + 880362.

It is an arithmetic number, because the mean of its divisors is an integer number (32114271763).

Almost surely, 2^220210212212 is an apocalyptic number.

It is an amenable number.

220210212212 is a deficient number, since it is larger than the sum of its proper divisors (165161048944).

220210212212 is a wasteful number, since it uses less digits than its factorization.

220210212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484258 (or 484256 counting only the distinct ones).

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

Adding to 220210212212 its reverse (212212012022), we get a palindrome (432422224234).

The spelling of 220210212212 in words is "two hundred twenty billion, two hundred ten million, two hundred twelve thousand, two hundred twelve".