12331120221230 has 64 divisors (see below), whose sum is σ = 22477197600000. Its totient is φ = 4870329085440.

The previous prime is 12331120221149. The next prime is 12331120221283. The reversal of 12331120221230 is 3212202113321.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12331120221196 and 12331120221205.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 321950621 + ... + 321988919.

It is an arithmetic number, because the mean of its divisors is an integer number (351206212500).

Almost surely, 2^{12331120221230} is an apocalyptic number.

12331120221230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12331120221230 is a deficient number, since it is larger than the sum of its proper divisors (10146077378770).

12331120221230 is a wasteful number, since it uses less digits than its factorization.

12331120221230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39489.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12331120221230 its reverse (3212202113321), we get a palindrome (15543322334551).

The spelling of 12331120221230 in words is "twelve trillion, three hundred thirty-one billion, one hundred twenty million, two hundred twenty-one thousand, two hundred thirty".