12204313015 has 24 divisors (see below), whose sum is σ = 15411499488. Its totient is φ = 9276801600.

The previous prime is 12204313013. The next prime is 12204313087. The reversal of 12204313015 is 51031340221.

It is a happy number.

It is not a de Polignac number, because 12204313015 - 2¹ = 12204313013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204313013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 384117 + ... + 414673.

It is an arithmetic number, because the mean of its divisors is an integer number (642145812).

Almost surely, 2^12204313015 is an apocalyptic number.

12204313015 is a deficient number, since it is larger than the sum of its proper divisors (3207186473).

12204313015 is a wasteful number, since it uses less digits than its factorization.

12204313015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30759 (or 30736 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 12204313015 its reverse (51031340221), we get a palindrome (63235653236).

The spelling of 12204313015 in words is "twelve billion, two hundred four million, three hundred thirteen thousand, fifteen".