20202220202222 has 16 divisors (see below), whose sum is σ = 30309746786640. Its totient is φ = 10098971483328.

The previous prime is 20202220202183. The next prime is 20202220202237. The reversal of 20202220202222 is 22220202220202.

It is a junction number, because it is equal to n+sod(n) for n = 20202220202194 and 20202220202203.

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, 253219154 + ... + 253298922.

It is an arithmetic number, because the mean of its divisors is an integer number (1894359174165).

Almost surely, 2^{20202220202222} is an apocalyptic number.

20202220202222 is a deficient number, since it is larger than the sum of its proper divisors (10107526584418).

20202220202222 is a wasteful number, since it uses less digits than its factorization.

20202220202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104995.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20202220202222 its reverse (22220202220202), we get a palindrome (42422422422424).

The spelling of 20202220202222 in words is "twenty trillion, two hundred two billion, two hundred twenty million, two hundred two thousand, two hundred twenty-two".