20202222102112 has 24 divisors (see below), whose sum is σ = 39992865795792. Its totient is φ = 10045303804800.

The previous prime is 20202222102011. The next prime is 20202222102113. The reversal of 20202222102112 is 21120122220202.

It is a self number, because there is not a number n which added to its sum of digits gives 20202222102112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202222102113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1743970564 + ... + 1743982147.

It is an arithmetic number, because the mean of its divisors is an integer number (1666369408158).

Almost surely, 2^{20202222102112} is an apocalyptic number.

It is an amenable number.

20202222102112 is a deficient number, since it is larger than the sum of its proper divisors (19790643693680).

20202222102112 is a wasteful number, since it uses less digits than its factorization.

20202222102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3487952902 (or 3487952894 counting only the distinct ones).

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

Adding to 20202222102112 its reverse (21120122220202), we get a palindrome (41322344322314).

The spelling of 20202222102112 in words is "twenty trillion, two hundred two billion, two hundred twenty-two million, one hundred two thousand, one hundred twelve".