20221202212012 has 12 divisors (see below), whose sum is σ = 35542994198040. Its totient is φ = 10066061012576.

The previous prime is 20221202212007. The next prime is 20221202212021. The reversal of 20221202212012 is 21021220212202.

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 3 ways as a sum of consecutive naturals, for example, 11135022337 + ... + 11135024152.

It is an arithmetic number, because the mean of its divisors is an integer number (2961916183170).

Almost surely, 2^{20221202212012} is an apocalyptic number.

It is an amenable number.

20221202212012 is a deficient number, since it is larger than the sum of its proper divisors (15321791986028).

20221202212012 is a wasteful number, since it uses less digits than its factorization.

20221202212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22270046720 (or 22270046718 counting only the distinct ones).

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

Adding to 20221202212012 its reverse (21021220212202), we get a palindrome (41242422424214).

The spelling of 20221202212012 in words is "twenty trillion, two hundred twenty-one billion, two hundred two million, two hundred twelve thousand, twelve".