201020222022 has 32 divisors (see below), whose sum is σ = 403845313248. Its totient is φ = 66706043136.

The previous prime is 201020221993. The next prime is 201020222041. The reversal of 201020222022 is 220222020102.

It is a junction number, because it is equal to n+sod(n) for n = 201020221992 and 201020222010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9290088 + ... + 9311700.

It is an arithmetic number, because the mean of its divisors is an integer number (12620166039).

Almost surely, 2^201020222022 is an apocalyptic number.

201020222022 is an abundant number, since it is smaller than the sum of its proper divisors (202825091226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201020222022 is a wasteful number, since it uses less digits than its factorization.

201020222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28504.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 201020222022 its reverse (220222020102), we get a palindrome (421242242124).

The spelling of 201020222022 in words is "two hundred one billion, twenty million, two hundred twenty-two thousand, twenty-two".