122001220020200 has 24 divisors (see below), whose sum is σ = 283652836547430. Its totient is φ = 48800488008000.

The previous prime is 122001220020161. The next prime is 122001220020257. The reversal of 122001220020200 is 2020022100221.

It can be written as a sum of positive squares in 3 ways, for example, as 116322998078596 + 5678221941604 = 10785314^2 + 2382902^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 305003049851 + ... + 305003050250.

Almost surely, 2^{122001220020200} is an apocalyptic number.

122001220020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122001220020200 is an abundant number, since it is smaller than the sum of its proper divisors (161651616527230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122001220020200 is a wasteful number, since it uses less digits than its factorization.

122001220020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610006100117 (or 610006100108 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 122001220020200 its reverse (2020022100221), we get a palindrome (124021242120421).

The spelling of 122001220020200 in words is "one hundred twenty-two trillion, one billion, two hundred twenty million, twenty thousand, two hundred".