1000200101200 has 30 divisors (see below), whose sum is σ = 2402980744094. Its totient is φ = 400080040320.

The previous prime is 1000200101161. The next prime is 1000200101203. The reversal of 1000200101200 is 21010020001.

It can be written as a sum of positive squares in 3 ways, for example, as 13030679104 + 987169422096 = 114152^2 + 993564^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000200101203) 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, 1250249727 + ... + 1250250526.

Almost surely, 2^{1000200101200} is an apocalyptic number.

1000200101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000200101200 is an abundant number, since it is smaller than the sum of its proper divisors (1402780642894).

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

1000200101200 is a wasteful number, since it uses less digits than its factorization.

1000200101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500500271 (or 2500500260 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 1000200101200 its reverse (21010020001), we get a palindrome (1021210121201).

The spelling of 1000200101200 in words is "one trillion, two hundred million, one hundred one thousand, two hundred".