220222202120012 has 36 divisors (see below), whose sum is σ = 405345030853560. Its totient is φ = 104677504284672.

The previous prime is 220222202119981. The next prime is 220222202120029. The reversal of 220222202120012 is 210021202222022.

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 11 ways as a sum of consecutive naturals, for example, 318902837 + ... + 319592652.

Almost surely, 2^{220222202120012} is an apocalyptic number.

It is an amenable number.

220222202120012 is a deficient number, since it is larger than the sum of its proper divisors (185122828733548).

220222202120012 is a wasteful number, since it uses less digits than its factorization.

220222202120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638495702 (or 638495677 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 220222202120012 its reverse (210021202222022), we get a palindrome (430243404342034).

The spelling of 220222202120012 in words is "two hundred twenty trillion, two hundred twenty-two billion, two hundred two million, one hundred twenty thousand, twelve".