12301212032 has 16 divisors (see below), whose sum is σ = 24506321100. Its totient is φ = 6150605952.

The previous prime is 12301212031. The next prime is 12301212037. The reversal of 12301212032 is 23021210321.

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 12301212032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12301212031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48051482 + ... + 48051737.

Almost surely, 2^12301212032 is an apocalyptic number.

It is an amenable number.

12301212032 is a deficient number, since it is larger than the sum of its proper divisors (12205109068).

12301212032 is an frugal number, since it uses more digits than its factorization.

12301212032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96103233 (or 96103221 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12301212032 its reverse (23021210321), we get a palindrome (35322422353).

The spelling of 12301212032 in words is "twelve billion, three hundred one million, two hundred twelve thousand, thirty-two".