12304123222 has 16 divisors (see below), whose sum is σ = 18552041712. Its totient is φ = 6120152320.

The previous prime is 12304123211. The next prime is 12304123259. The reversal of 12304123222 is 22232140321.

It is a super-2 number, since 2×12304123222² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12304123193 and 12304123202.

It is a congruent number.

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, 607938 + ... + 627850.

It is an arithmetic number, because the mean of its divisors is an integer number (1159502607).

Almost surely, 2^12304123222 is an apocalyptic number.

12304123222 is a deficient number, since it is larger than the sum of its proper divisors (6247918490).

12304123222 is a wasteful number, since it uses less digits than its factorization.

12304123222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21503.

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

Adding to 12304123222 its reverse (22232140321), we get a palindrome (34536263543).

The spelling of 12304123222 in words is "twelve billion, three hundred four million, one hundred twenty-three thousand, two hundred twenty-two".