100020200202 has 48 divisors (see below), whose sum is σ = 238346035200. Its totient is φ = 30120646176.

The previous prime is 100020200191. The next prime is 100020200207. The reversal of 100020200202 is 202002020001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (100020200207) by changing a digit.

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, 4536202 + ... + 4558197.

It is an arithmetic number, because the mean of its divisors is an integer number (4965542400).

Almost surely, 2^100020200202 is an apocalyptic number.

100020200202 is an abundant number, since it is smaller than the sum of its proper divisors (138325834998).

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

100020200202 is a wasteful number, since it uses less digits than its factorization.

100020200202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9094467 (or 9094464 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 100020200202 its reverse (202002020001), we get a palindrome (302022220203).

The spelling of 100020200202 in words is "one hundred billion, twenty million, two hundred thousand, two hundred two".