212020102221022 has 16 divisors (see below), whose sum is σ = 329169322449792. Its totient is φ = 102315330819360.

The previous prime is 212020102220959. The next prime is 212020102221023. The reversal of 212020102221022 is 220122201020212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212020102221023) by changing a digit.

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, 4583997073 + ... + 4584043324.

It is an arithmetic number, because the mean of its divisors is an integer number (20573082653112).

Almost surely, 2^{212020102221022} is an apocalyptic number.

212020102221022 is a deficient number, since it is larger than the sum of its proper divisors (117149220228770).

212020102221022 is a wasteful number, since it uses less digits than its factorization.

212020102221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9168040803.

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

Adding to 212020102221022 its reverse (220122201020212), we get a palindrome (432142303241234).

The spelling of 212020102221022 in words is "two hundred twelve trillion, twenty billion, one hundred two million, two hundred twenty-one thousand, twenty-two".