12301231300032 has 112 divisors (see below), whose sum is σ = 32966864663040. Its totient is φ = 4047539877888.

The previous prime is 12301231299967. The next prime is 12301231300037. The reversal of 12301231300032 is 23000313210321.

It is a junction number, because it is equal to n+sod(n) for n = 12301231299981 and 12301231300008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12301231300037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64869868 + ... + 65059220.

It is an arithmetic number, because the mean of its divisors is an integer number (294347005920).

Almost surely, 2^{12301231300032} is an apocalyptic number.

12301231300032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12301231300032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16483432331520).

12301231300032 is an abundant number, since it is smaller than the sum of its proper divisors (20665633363008).

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

12301231300032 is a wasteful number, since it uses less digits than its factorization.

12301231300032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193730 (or 193720 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12301231300032 its reverse (23000313210321), we get a palindrome (35301544510353).

The spelling of 12301231300032 in words is "twelve trillion, three hundred one billion, two hundred thirty-one million, three hundred thousand, thirty-two".