12204052235 has 4 divisors (see below), whose sum is σ = 14644862688. Its totient is φ = 9763241784.

The previous prime is 12204052229. The next prime is 12204052247. The reversal of 12204052235 is 53225040221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53225040221 = 2371 ⋅22448351.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12204052235 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1220405219 + ... + 1220405228.

It is an arithmetic number, because the mean of its divisors is an integer number (3661215672).

Almost surely, 2^12204052235 is an apocalyptic number.

12204052235 is a deficient number, since it is larger than the sum of its proper divisors (2440810453).

12204052235 is an equidigital number, since it uses as much as digits as its factorization.

12204052235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2440810452.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 12204052235 its reverse (53225040221), we get a palindrome (65429092456).

The spelling of 12204052235 in words is "twelve billion, two hundred four million, fifty-two thousand, two hundred thirty-five".