100001200200 has 144 divisors (see below), whose sum is σ = 340748138640. Its totient is φ = 24242697600.

The previous prime is 100001200181. The next prime is 100001200219. The reversal of 100001200200 is 2002100001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (100001200181) and next prime (100001200219).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 616114 + ... + 761313.

Almost surely, 2^100001200200 is an apocalyptic number.

100001200200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100001200200 is an abundant number, since it is smaller than the sum of its proper divisors (240746938440).

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

100001200200 is a wasteful number, since it uses less digits than its factorization.

100001200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377468 (or 1377448 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 100001200200 its reverse (2002100001), we get a palindrome (102003300201).

The spelling of 100001200200 in words is "one hundred billion, one million, two hundred thousand, two hundred".