200221221122 has 8 divisors (see below), whose sum is σ = 323434280316. Its totient is φ = 92409794352.

The previous prime is 200221221103. The next prime is 200221221143. The reversal of 200221221122 is 221122122002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 151376243041 + 48844978081 = 389071^2 + 221009^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 200221221122.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3850408073 + ... + 3850408124.

Almost surely, 2^200221221122 is an apocalyptic number.

200221221122 is a deficient number, since it is larger than the sum of its proper divisors (123213059194).

200221221122 is a wasteful number, since it uses less digits than its factorization.

200221221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7700816212.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 200221221122 its reverse (221122122002), we get a palindrome (421343343124).

The spelling of 200221221122 in words is "two hundred billion, two hundred twenty-one million, two hundred twenty-one thousand, one hundred twenty-two".