100121000220200 has 96 divisors (see below), whose sum is σ = 232890656544000. Its totient is φ = 40029595084800.

The previous prime is 100121000220161. The next prime is 100121000220259. The reversal of 100121000220200 is 2022000121001.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5998493855 + ... + 5998510545.

It is an arithmetic number, because the mean of its divisors is an integer number (2425944339000).

Almost surely, 2^{100121000220200} is an apocalyptic number.

100121000220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100121000220200 is an abundant number, since it is smaller than the sum of its proper divisors (132769656323800).

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

100121000220200 is a wasteful number, since it uses less digits than its factorization.

100121000220200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28995 (or 28986 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100121000220200 its reverse (2022000121001), we get a palindrome (102143000341201).

The spelling of 100121000220200 in words is "one hundred trillion, one hundred twenty-one billion, two hundred twenty thousand, two hundred".