122221200202 has 4 divisors (see below), whose sum is σ = 183331800306. Its totient is φ = 61110600100.

The previous prime is 122221200187. The next prime is 122221200229. The reversal of 122221200202 is 202002122221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 91850818761 + 30370381441 = 303069^2 + 174271^2 .

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 as a sum of consecutive naturals, namely, 30555300049 + ... + 30555300052.

Almost surely, 2^122221200202 is an apocalyptic number.

122221200202 is a deficient number, since it is larger than the sum of its proper divisors (61110600104).

122221200202 is an equidigital number, since it uses as much as digits as its factorization.

122221200202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61110600103.

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

Adding to 122221200202 its reverse (202002122221), we get a palindrome (324223322423).

The spelling of 122221200202 in words is "one hundred twenty-two billion, two hundred twenty-one million, two hundred thousand, two hundred two".