11331212302205 has 4 divisors (see below), whose sum is σ = 13597454762652. Its totient is φ = 9064969841760.

The previous prime is 11331212302199. The next prime is 11331212302231. The reversal of 11331212302205 is 50220321213311.

11331212302205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1902253325284 + 9428958976921 = 1379222^2 + 3070661^2 .

It is not a de Polignac number, because 11331212302205 - 2⁸ = 11331212301949 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, 1133121230216 + ... + 1133121230225.

It is an arithmetic number, because the mean of its divisors is an integer number (3399363690663).

Almost surely, 2^{11331212302205} is an apocalyptic number.

It is an amenable number.

11331212302205 is a deficient number, since it is larger than the sum of its proper divisors (2266242460447).

11331212302205 is an equidigital number, since it uses as much as digits as its factorization.

11331212302205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266242460446.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 11331212302205 its reverse (50220321213311), we get a palindrome (61551533515516).

The spelling of 11331212302205 in words is "eleven trillion, three hundred thirty-one billion, two hundred twelve million, three hundred two thousand, two hundred five".