200222112121212 has 24 divisors (see below), whose sum is σ = 467472073336576. Its totient is φ = 66699683318448.

The previous prime is 200222112121201. The next prime is 200222112121219. The reversal of 200222112121212 is 212121211222002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200222112121219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5127569908 + ... + 5127608955.

Almost surely, 2^{200222112121212} is an apocalyptic number.

It is an amenable number.

200222112121212 is an abundant number, since it is smaller than the sum of its proper divisors (267249961215364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200222112121212 is a wasteful number, since it uses less digits than its factorization.

200222112121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10255180497 (or 10255180495 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 200222112121212 its reverse (212121211222002), we get a palindrome (412343323343214).

The spelling of 200222112121212 in words is "two hundred trillion, two hundred twenty-two billion, one hundred twelve million, one hundred twenty-one thousand, two hundred twelve".