1000312200203 has 12 divisors (see below), whose sum is σ = 1059170139720. Its totient is φ = 944577230976.

The previous prime is 1000312200169. The next prime is 1000312200233. The reversal of 1000312200203 is 3020022130001.

It is a happy number.

It is not a de Polignac number, because 1000312200203 - 2⁸ = 1000312199947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000312200233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4402118 + ... + 4623771.

It is an arithmetic number, because the mean of its divisors is an integer number (88264178310).

Almost surely, 2^{1000312200203} is an apocalyptic number.

1000312200203 is a deficient number, since it is larger than the sum of its proper divisors (58857939517).

1000312200203 is an equidigital number, since it uses as much as digits as its factorization.

1000312200203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9026234 (or 9026215 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 1000312200203 its reverse (3020022130001), we get a palindrome (4020334330204).

The spelling of 1000312200203 in words is "one trillion, three hundred twelve million, two hundred thousand, two hundred three".