20222112210212 has 48 divisors (see below), whose sum is σ = 38909216795904. Its totient is φ = 9119874816000.

The previous prime is 20222112210191. The next prime is 20222112210227. The reversal of 20222112210212 is 21201221122202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 486788 + ... + 6378180.

It is an arithmetic number, because the mean of its divisors is an integer number (810608683248).

Almost surely, 2^{20222112210212} is an apocalyptic number.

20222112210212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20222112210212 is a deficient number, since it is larger than the sum of its proper divisors (18687104585692).

20222112210212 is a wasteful number, since it uses less digits than its factorization.

20222112210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5892020 (or 5892018 counting only the distinct ones).

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

Adding to 20222112210212 its reverse (21201221122202), we get a palindrome (41423333332414).

The spelling of 20222112210212 in words is "twenty trillion, two hundred twenty-two billion, one hundred twelve million, two hundred ten thousand, two hundred twelve".