212011220221022 has 8 divisors (see below), whose sum is σ = 318018026102400. Its totient is φ = 106005211520224.

The previous prime is 212011220220959. The next prime is 212011220221033. The reversal of 212011220221022 is 220122022110212.

212011220221022 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.

It is a junction number, because it is equal to n+sod(n) for n = 212011220220985 and 212011220221003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198629822 + ... + 199694337.

It is an arithmetic number, because the mean of its divisors is an integer number (39752253262800).

Almost surely, 2^{212011220221022} is an apocalyptic number.

212011220221022 is a deficient number, since it is larger than the sum of its proper divisors (106006805881378).

212011220221022 is a wasteful number, since it uses less digits than its factorization.

212011220221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398590290.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 212011220221022 its reverse (220122022110212), we get a palindrome (432133242331234).

The spelling of 212011220221022 in words is "two hundred twelve trillion, eleven billion, two hundred twenty million, two hundred twenty-one thousand, twenty-two".