12230123223232 has 56 divisors (see below), whose sum is σ = 25216618106160. Its totient is φ = 5878187535360.

The previous prime is 12230123223209. The next prime is 12230123223233. The reversal of 12230123223232 is 23232232103221.

It is a self number, because there is not a number n which added to its sum of digits gives 12230123223232.

It is not an unprimeable number, because it can be changed into a prime (12230123223233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14093019 + ... + 14935642.

Almost surely, 2^{12230123223232} is an apocalyptic number.

It is an amenable number.

12230123223232 is an abundant number, since it is smaller than the sum of its proper divisors (12986494882928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12230123223232 is a wasteful number, since it uses less digits than its factorization.

12230123223232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29028929 (or 29028919 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 12230123223232 its reverse (23232232103221), we get a palindrome (35462355326453).

The spelling of 12230123223232 in words is "twelve trillion, two hundred thirty billion, one hundred twenty-three million, two hundred twenty-three thousand, two hundred thirty-two".