200222222421 has 16 divisors (see below), whose sum is σ = 288754040960. Its totient is φ = 122675618880.

The previous prime is 200222222401. The next prime is 200222222461. The reversal of 200222222421 is 124222222002.

It is a happy number.

200222222421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200222222421 - 2⁹ = 200222221909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200222222401) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 11200465 + ... + 11218326.

It is an arithmetic number, because the mean of its divisors is an integer number (18047127560).

Almost surely, 2^200222222421 is an apocalyptic number.

It is an amenable number.

200222222421 is a deficient number, since it is larger than the sum of its proper divisors (88531818539).

200222222421 is a wasteful number, since it uses less digits than its factorization.

200222222421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22419036.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 200222222421 its reverse (124222222002), we get a palindrome (324444444423).

The spelling of 200222222421 in words is "two hundred billion, two hundred twenty-two million, two hundred twenty-two thousand, four hundred twenty-one".