99100100200 has 24 divisors (see below), whose sum is σ = 230407733430. Its totient is φ = 39640040000.

The previous prime is 99100100171. The next prime is 99100100201. The reversal of 99100100200 is 200100199.

It can be written as a sum of positive squares in 3 ways, for example, as 88662208644 + 10437891556 = 297762^2 + 102166^2 .

It is not an unprimeable number, because it can be changed into a prime (99100100201) 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 5 ways as a sum of consecutive naturals, for example, 247750051 + ... + 247750450.

Almost surely, 2^99100100200 is an apocalyptic number.

It is an amenable number.

99100100200 is an abundant number, since it is smaller than the sum of its proper divisors (131307633230).

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

99100100200 is a wasteful number, since it uses less digits than its factorization.

99100100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495500517 (or 495500508 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 22.

Adding to 99100100200 its reverse (200100199), we get a palindrome (99300200399).

The spelling of 99100100200 in words is "ninety-nine billion, one hundred million, one hundred thousand, two hundred".