12205320000011 has 4 divisors (see below), whose sum is σ = 12735986086992. Its totient is φ = 11674653913032.

The previous prime is 12205319999993. The next prime is 12205320000043. The reversal of 12205320000011 is 11000002350221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12205320000011 - 2²² = 12205315805707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12205320000061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265333043456 + ... + 265333043501.

It is an arithmetic number, because the mean of its divisors is an integer number (3183996521748).

Almost surely, 2^{12205320000011} is an apocalyptic number.

12205320000011 is a deficient number, since it is larger than the sum of its proper divisors (530666086981).

12205320000011 is an equidigital number, since it uses as much as digits as its factorization.

12205320000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530666086980.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 12205320000011 its reverse (11000002350221), we get a palindrome (23205322350232).

The spelling of 12205320000011 in words is "twelve trillion, two hundred five billion, three hundred twenty million, eleven", and thus it is an aban number.