100121101122200 has 96 divisors (see below), whose sum is σ = 246677129622000. Its totient is φ = 37661676503040.

The previous prime is 100121101122181. The next prime is 100121101122271. The reversal of 100121101122200 is 2221101121001.

It is a congruent 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, 7960550 + ... + 16236149.

Almost surely, 2^{100121101122200} is an apocalyptic number.

100121101122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100121101122200 is an abundant number, since it is smaller than the sum of its proper divisors (146556028499800).

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

100121101122200 is a wasteful number, since it uses less digits than its factorization.

100121101122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24197949 (or 24197940 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100121101122200 its reverse (2221101121001), we get a palindrome (102342202243201).

The spelling of 100121101122200 in words is "one hundred trillion, one hundred twenty-one billion, one hundred one million, one hundred twenty-two thousand, two hundred".