222001120212 has 48 divisors (see below), whose sum is σ = 532057115520. Its totient is φ = 71992996992.

The previous prime is 222001120127. The next prime is 222001120219. The reversal of 222001120212 is 212021100222.

It is a junction number, because it is equal to n+sod(n) for n = 222001120191 and 222001120200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222001120219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5823598 + ... + 5861594.

It is an arithmetic number, because the mean of its divisors is an integer number (11084523240).

Almost surely, 2^222001120212 is an apocalyptic number.

It is an amenable number.

222001120212 is an abundant number, since it is smaller than the sum of its proper divisors (310055995308).

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

222001120212 is a wasteful number, since it uses less digits than its factorization.

222001120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51200 (or 51198 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222001120212 its reverse (212021100222), we get a palindrome (434022220434).

The spelling of 222001120212 in words is "two hundred twenty-two billion, one million, one hundred twenty thousand, two hundred twelve".