202120110200 has 96 divisors (see below), whose sum is σ = 471656530800. Its totient is φ = 80551511040.

The previous prime is 202120110193. The next prime is 202120110211. The reversal of 202120110200 is 2011021202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74062436 + ... + 74065164.

Almost surely, 2^202120110200 is an apocalyptic number.

202120110200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202120110200 is an abundant number, since it is smaller than the sum of its proper divisors (269536420600).

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

202120110200 is a wasteful number, since it uses less digits than its factorization.

202120110200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3969 (or 3960 counting only the distinct ones).

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

Adding to 202120110200 its reverse (2011021202), we get a palindrome (204131131402).

The spelling of 202120110200 in words is "two hundred two billion, one hundred twenty million, one hundred ten thousand, two hundred".