12223212304 has 40 divisors (see below), whose sum is σ = 23942853720. Its totient is φ = 6044544000.

The previous prime is 12223212257. The next prime is 12223212341. The reversal of 12223212304 is 40321232221.

It can be written as a sum of positive squares in 4 ways, for example, as 6699749904 + 5523462400 = 81852^2 + 74320^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1711012 + ... + 1718140.

It is an arithmetic number, because the mean of its divisors is an integer number (598571343).

Almost surely, 2^12223212304 is an apocalyptic number.

It is an amenable number.

12223212304 is a deficient number, since it is larger than the sum of its proper divisors (11719641416).

12223212304 is a wasteful number, since it uses less digits than its factorization.

12223212304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8299 (or 8293 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12223212304 its reverse (40321232221), we get a palindrome (52544444525).

The spelling of 12223212304 in words is "twelve billion, two hundred twenty-three million, two hundred twelve thousand, three hundred four".