122010100221200 has 30 divisors (see below), whose sum is σ = 293129265782394. Its totient is φ = 48804040088320.

The previous prime is 122010100221193. The next prime is 122010100221227. The reversal of 122010100221200 is 2122001010221.

It can be written as a sum of positive squares in 3 ways, for example, as 8725241637904 + 113284858583296 = 2953852^2 + 10643536^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152512624877 + ... + 152512625676.

Almost surely, 2^{122010100221200} is an apocalyptic number.

122010100221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122010100221200 is an abundant number, since it is smaller than the sum of its proper divisors (171119165561194).

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

122010100221200 is a wasteful number, since it uses less digits than its factorization.

122010100221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305025250571 (or 305025250560 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122010100221200 its reverse (2122001010221), we get a palindrome (124132101231421).

The spelling of 122010100221200 in words is "one hundred twenty-two trillion, ten billion, one hundred million, two hundred twenty-one thousand, two hundred".