12304212224 has 18 divisors (see below), whose sum is σ = 24560361630. Its totient is φ = 6152105984.

The previous prime is 12304212197. The next prime is 12304212233. The reversal of 12304212224 is 42221240321.

It can be written as a sum of positive squares in only one way, i.e., 11399405824 + 904806400 = 106768^2 + 30080^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12304212224.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24031409 + ... + 24031920.

It is an arithmetic number, because the mean of its divisors is an integer number (1364464535).

Almost surely, 2^12304212224 is an apocalyptic number.

It is an amenable number.

12304212224 is a deficient number, since it is larger than the sum of its proper divisors (12256149406).

12304212224 is an frugal number, since it uses more digits than its factorization.

12304212224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48063345 (or 48063331 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 12304212224 its reverse (42221240321), we get a palindrome (54525452545).

The spelling of 12304212224 in words is "twelve billion, three hundred four million, two hundred twelve thousand, two hundred twenty-four".