202200121222 has 12 divisors (see below), whose sum is σ = 333379539108. Its totient is φ = 91909145900.

The previous prime is 202200121181. The next prime is 202200121247. The reversal of 202200121222 is 222121002202.

202200121222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202200121196 and 202200121205.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 417768604 + ... + 417769087.

It is an arithmetic number, because the mean of its divisors is an integer number (27781628259).

Almost surely, 2^202200121222 is an apocalyptic number.

202200121222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202200121222 is a deficient number, since it is larger than the sum of its proper divisors (131179417886).

202200121222 is a wasteful number, since it uses less digits than its factorization.

202200121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835537715 (or 835537704 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202200121222 its reverse (222121002202), we get a palindrome (424321123424).

The spelling of 202200121222 in words is "two hundred two billion, two hundred million, one hundred twenty-one thousand, two hundred twenty-two".