100121020110200 has 48 divisors (see below), whose sum is σ = 233806840460280. Its totient is φ = 39871983320960.

The previous prime is 100121020110173. The next prime is 100121020110211. The reversal of 100121020110200 is 2011020121001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1102609007 + ... + 1102699806.

Almost surely, 2^{100121020110200} is an apocalyptic number.

100121020110200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100121020110200 is an abundant number, since it is smaller than the sum of its proper divisors (133685820350080).

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

100121020110200 is a wasteful number, since it uses less digits than its factorization.

100121020110200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205309056 (or 2205309047 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100121020110200 its reverse (2011020121001), we get a palindrome (102132040231201).

The spelling of 100121020110200 in words is "one hundred trillion, one hundred twenty-one billion, twenty million, one hundred ten thousand, two hundred".