12303103300205 has 4 divisors (see below), whose sum is σ = 14763723960252. Its totient is φ = 9842482640160.

The previous prime is 12303103300151. The next prime is 12303103300211. The reversal of 12303103300205 is 50200330130321.

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 9741352600996 + 2561750699209 = 3121114^2 + 1600547^2 .

It is a de Polignac number, because none of the positive numbers 2^k-12303103300205 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, 1230310330016 + ... + 1230310330025.

It is an arithmetic number, because the mean of its divisors is an integer number (3690930990063).

Almost surely, 2^{12303103300205} is an apocalyptic number.

It is an amenable number.

12303103300205 is a deficient number, since it is larger than the sum of its proper divisors (2460620660047).

12303103300205 is an equidigital number, since it uses as much as digits as its factorization.

12303103300205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460620660046.

The product of its (nonzero) digits is 1620, while the sum is 23.

Adding to 12303103300205 its reverse (50200330130321), we get a palindrome (62503433430526).

The spelling of 12303103300205 in words is "twelve trillion, three hundred three billion, one hundred three million, three hundred thousand, two hundred five".