12301231312312 has 16 divisors (see below), whose sum is σ = 23064897609360. Its totient is φ = 6150591949824.

The previous prime is 12301231312303. The next prime is 12301231312313. The reversal of 12301231312312 is 21321313210321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12301231312313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651913 + ... + 5002744.

It is an arithmetic number, because the mean of its divisors is an integer number (1441556100585).

Almost surely, 2^{12301231312312} is an apocalyptic number.

It is an amenable number.

12301231312312 is a deficient number, since it is larger than the sum of its proper divisors (10763666297048).

12301231312312 is a wasteful number, since it uses less digits than its factorization.

12301231312312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5926590 (or 5926586 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 12301231312312 its reverse (21321313210321), we get a palindrome (33622544522633).

The spelling of 12301231312312 in words is "twelve trillion, three hundred one billion, two hundred thirty-one million, three hundred twelve thousand, three hundred twelve".