1010121210200 has 24 divisors (see below), whose sum is σ = 2348531814180. Its totient is φ = 404048484000.

The previous prime is 1010121210181. The next prime is 1010121210209. The reversal of 1010121210200 is 20121210101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010121210209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2525302826 + ... + 2525303225.

Almost surely, 2^{1010121210200} is an apocalyptic number.

1010121210200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010121210200 is an abundant number, since it is smaller than the sum of its proper divisors (1338410603980).

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

1010121210200 is a wasteful number, since it uses less digits than its factorization.

1010121210200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050606067 (or 5050606058 counting only the distinct ones).

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

Adding to 1010121210200 its reverse (20121210101), we get a palindrome (1030242420301).

Subtracting from 1010121210200 its reverse (20121210101), we obtain a palindrome (990000000099).

The spelling of 1010121210200 in words is "one trillion, ten billion, one hundred twenty-one million, two hundred ten thousand, two hundred".