20202220012012 has 6 divisors (see below), whose sum is σ = 35353885021028. Its totient is φ = 10101110006004.

The previous prime is 20202220011989. The next prime is 20202220012049. The reversal of 20202220012012 is 21021002220202.

It is a super-3 number, since 3×20202220012012³ (a number of 41 digits) contains 333 as substring.

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 as a sum of consecutive naturals, namely, 2525277501498 + ... + 2525277501505.

Almost surely, 2^{20202220012012} is an apocalyptic number.

It is an amenable number.

20202220012012 is a deficient number, since it is larger than the sum of its proper divisors (15151665009016).

20202220012012 is a wasteful number, since it uses less digits than its factorization.

20202220012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050555003007 (or 5050555003005 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20202220012012 its reverse (21021002220202), we get a palindrome (41223222232214).

The spelling of 20202220012012 in words is "twenty trillion, two hundred two billion, two hundred twenty million, twelve thousand, twelve".