10001200230205 has 4 divisors (see below), whose sum is σ = 12001440276252. Its totient is φ = 8000960184160.

The previous prime is 10001200230179. The next prime is 10001200230269. The reversal of 10001200230205 is 50203200210001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1462099343929 + 8539100886276 = 1209173^2 + 2922174^2 .

It is not a de Polignac number, because 10001200230205 - 2²¹ = 10001198133053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000120023016 + ... + 1000120023025.

It is an arithmetic number, because the mean of its divisors is an integer number (3000360069063).

Almost surely, 2^{10001200230205} is an apocalyptic number.

It is an amenable number.

10001200230205 is a deficient number, since it is larger than the sum of its proper divisors (2000240046047).

10001200230205 is an equidigital number, since it uses as much as digits as its factorization.

10001200230205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000240046046.

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 10001200230205 its reverse (50203200210001), we get a palindrome (60204400440206).

The spelling of 10001200230205 in words is "ten trillion, one billion, two hundred million, two hundred thirty thousand, two hundred five".