12320230122312 has 64 divisors (see below), whose sum is σ = 35200974535680. Its totient is φ = 3520034044992.

The previous prime is 12320230122301. The next prime is 12320230122329. The reversal of 12320230122312 is 21322103202321.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23465823 + ... + 23985105.

It is an arithmetic number, because the mean of its divisors is an integer number (550015227120).

Almost surely, 2^{12320230122312} is an apocalyptic number.

12320230122312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12320230122312 is an abundant number, since it is smaller than the sum of its proper divisors (22880744413368).

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

12320230122312 is a wasteful number, since it uses less digits than its factorization.

12320230122312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660522 (or 660518 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12320230122312 its reverse (21322103202321), we get a palindrome (33642333324633).

The spelling of 12320230122312 in words is "twelve trillion, three hundred twenty billion, two hundred thirty million, one hundred twenty-two thousand, three hundred twelve".