12204240193 has 4 divisors (see below), whose sum is σ = 12274785108. Its totient is φ = 12133695280.

The previous prime is 12204240179. The next prime is 12204240203. The reversal of 12204240193 is 39104240221.

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 5351215104 + 6853025089 = 73152^2 + 82783^2 .

It is a cyclic number.

It is not a de Polignac number, because 12204240193 - 2³³ = 3614305601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12204240163) 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, 35272198 + ... + 35272543.

It is an arithmetic number, because the mean of its divisors is an integer number (3068696277).

Almost surely, 2^12204240193 is an apocalyptic number.

It is an amenable number.

12204240193 is a deficient number, since it is larger than the sum of its proper divisors (70544915).

12204240193 is an equidigital number, since it uses as much as digits as its factorization.

12204240193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70544914.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 12204240193 its sum of digits (28), we get a palindrome (12204240221).

The spelling of 12204240193 in words is "twelve billion, two hundred four million, two hundred forty thousand, one hundred ninety-three".