210212001220222 has 4 divisors (see below), whose sum is σ = 315318001830336. Its totient is φ = 105106000610110.

The previous prime is 210212001220217. The next prime is 210212001220231. The reversal of 210212001220222 is 222022100212012.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 210212001220222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52553000305054 + ... + 52553000305057.

It is an arithmetic number, because the mean of its divisors is an integer number (78829500457584).

Almost surely, 2^{210212001220222} is an apocalyptic number.

210212001220222 is a deficient number, since it is larger than the sum of its proper divisors (105106000610114).

210212001220222 is a wasteful number, since it uses less digits than its factorization.

210212001220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105106000610113.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 210212001220222 its reverse (222022100212012), we get a palindrome (432234101432234).

The spelling of 210212001220222 in words is "two hundred ten trillion, two hundred twelve billion, one million, two hundred twenty thousand, two hundred twenty-two".