12232201312 has 12 divisors (see below), whose sum is σ = 24082146396. Its totient is φ = 6116100640.

The previous prime is 12232201279. The next prime is 12232201313. The reversal of 12232201312 is 21310223221.

It is a self number, because there is not a number n which added to its sum of digits gives 12232201312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12232201313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191128114 + ... + 191128177.

It is an arithmetic number, because the mean of its divisors is an integer number (2006845533).

Almost surely, 2^12232201312 is an apocalyptic number.

It is an amenable number.

12232201312 is a deficient number, since it is larger than the sum of its proper divisors (11849945084).

12232201312 is an equidigital number, since it uses as much as digits as its factorization.

12232201312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382256301 (or 382256293 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12232201312 its reverse (21310223221), we get a palindrome (33542424533).

The spelling of 12232201312 in words is "twelve billion, two hundred thirty-two million, two hundred one thousand, three hundred twelve".