200012103 has 12 divisors (see below), whose sum is σ = 292153680. Its totient is φ = 131842656.

The previous prime is 200012083. The next prime is 200012129. The reversal of 200012103 is 301210002.

It is a happy number.

It is not a de Polignac number, because 200012103 - 2²⁵ = 166457671 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200012143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 124051 + ... + 125652.

It is an arithmetic number, because the mean of its divisors is an integer number (24346140).

Almost surely, 2^200012103 is an apocalyptic number.

200012103 is a deficient number, since it is larger than the sum of its proper divisors (92141577).

200012103 is a wasteful number, since it uses less digits than its factorization.

200012103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249798 (or 249795 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 200012103 is about 14142.5635229261. The cubic root of 200012103 is about 584.8153438669.

Adding to 200012103 its reverse (301210002), we get a palindrome (501222105).

The spelling of 200012103 in words is "two hundred million, twelve thousand, one hundred three".