10121210200100 has 36 divisors (see below), whose sum is σ = 22176259420224. Its totient is φ = 4009178405280.

The previous prime is 10121210200097. The next prime is 10121210200163. The reversal of 10121210200100 is 100201212101.

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, 491310584 + ... + 491331183.

Almost surely, 2^{10121210200100} is an apocalyptic number.

10121210200100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10121210200100 is an abundant number, since it is smaller than the sum of its proper divisors (12055049220124).

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

10121210200100 is a wasteful number, since it uses less digits than its factorization.

10121210200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982641884 (or 982641877 counting only the distinct ones).

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

Adding to 10121210200100 its reverse (100201212101), we get a palindrome (10221411412201).

The spelling of 10121210200100 in words is "ten trillion, one hundred twenty-one billion, two hundred ten million, two hundred thousand, one hundred".