212101210212022 has 16 divisors (see below), whose sum is σ = 320916169658880. Its totient is φ = 105130503773568.

The previous prime is 212101210212011. The next prime is 212101210212037. The reversal of 212101210212022 is 220212012101212.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 337213747 + ... + 337842142.

It is an arithmetic number, because the mean of its divisors is an integer number (20057260603680).

Almost surely, 2^{212101210212022} is an apocalyptic number.

212101210212022 is a deficient number, since it is larger than the sum of its proper divisors (108814959446858).

212101210212022 is a wasteful number, since it uses less digits than its factorization.

212101210212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675057255.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212101210212022 its reverse (220212012101212), we get a palindrome (432313222313234).

The spelling of 212101210212022 in words is "two hundred twelve trillion, one hundred one billion, two hundred ten million, two hundred twelve thousand, twenty-two".