202221222212 has 96 divisors (see below), whose sum is σ = 374941163520. Its totient is φ = 95325984000.

The previous prime is 202221222209. The next prime is 202221222241. The reversal of 202221222212 is 212222122202.

202221222212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 31 ways as a sum of consecutive naturals, for example, 273641339 + ... + 273642077.

It is an arithmetic number, because the mean of its divisors is an integer number (3905637120).

Almost surely, 2^202221222212 is an apocalyptic number.

It is an amenable number.

202221222212 is a deficient number, since it is larger than the sum of its proper divisors (172719941308).

202221222212 is a wasteful number, since it uses less digits than its factorization.

202221222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233 (or 1231 counting only the distinct ones).

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

Adding to 202221222212 its reverse (212222122202), we get a palindrome (414443344414).

The spelling of 202221222212 in words is "two hundred two billion, two hundred twenty-one million, two hundred twenty-two thousand, two hundred twelve".