12320031002230 has 32 divisors (see below), whose sum is σ = 25962211679040. Its totient is φ = 4120985978880.

The previous prime is 12320031002161. The next prime is 12320031002243. The reversal of 12320031002230 is 3220013002321.

It is a junction number, because it is equal to n+sod(n) for n = 12320031002198 and 12320031002207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2146343995 + ... + 2146349734.

It is an arithmetic number, because the mean of its divisors is an integer number (811319114970).

Almost surely, 2^{12320031002230} is an apocalyptic number.

12320031002230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12320031002230 is an abundant number, since it is smaller than the sum of its proper divisors (13642180676810).

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

12320031002230 is a wasteful number, since it uses less digits than its factorization.

12320031002230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4292693784.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12320031002230 its reverse (3220013002321), we get a palindrome (15540044004551).

The spelling of 12320031002230 in words is "twelve trillion, three hundred twenty billion, thirty-one million, two thousand, two hundred thirty".