1000200012103 has 4 divisors (see below), whose sum is σ = 1000227671280. Its totient is φ = 1000172352928.

The previous prime is 1000200012101. The next prime is 1000200012121. The reversal of 1000200012103 is 3012100020001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1000200012103 - 2¹ = 1000200012101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1000200012103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000200012101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13775275 + ... + 13847692.

It is an arithmetic number, because the mean of its divisors is an integer number (250056917820).

Almost surely, 2^{1000200012103} is an apocalyptic number.

1000200012103 is a deficient number, since it is larger than the sum of its proper divisors (27659177).

1000200012103 is an equidigital number, since it uses as much as digits as its factorization.

1000200012103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27659176.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 1000200012103 its reverse (3012100020001), we get a palindrome (4012300032104).

The spelling of 1000200012103 in words is "one trillion, two hundred million, twelve thousand, one hundred three".