20212222102112 has 24 divisors (see below), whose sum is σ = 40186800510192. Its totient is φ = 10006050544000.

The previous prime is 20212222102109. The next prime is 20212222102123. The reversal of 20212222102112 is 21120122221202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3126887564 + ... + 3126894027.

It is an arithmetic number, because the mean of its divisors is an integer number (1674450021258).

Almost surely, 2^{20212222102112} is an apocalyptic number.

It is an amenable number.

20212222102112 is a deficient number, since it is larger than the sum of its proper divisors (19974578408080).

20212222102112 is a wasteful number, since it uses less digits than its factorization.

20212222102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6253781702 (or 6253781694 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 20212222102112 its reverse (21120122221202), we get a palindrome (41332344323314).

The spelling of 20212222102112 in words is "twenty trillion, two hundred twelve billion, two hundred twenty-two million, one hundred two thousand, one hundred twelve".