12321223010 has 32 divisors (see below), whose sum is σ = 22967461440. Its totient is φ = 4755860928.

The previous prime is 12321222997. The next prime is 12321223067. The reversal of 12321223010 is 1032212321.

It is a self number, because there is not a number n which added to its sum of digits gives 12321223010.

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, 136925 + ... + 208304.

It is an arithmetic number, because the mean of its divisors is an integer number (717733170).

Almost surely, 2^12321223010 is an apocalyptic number.

12321223010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12321223010 is a deficient number, since it is larger than the sum of its proper divisors (10646238430).

12321223010 is a wasteful number, since it uses less digits than its factorization.

12321223010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345362.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12321223010 its reverse (1032212321), we get a palindrome (13353435331).

The spelling of 12321223010 in words is "twelve billion, three hundred twenty-one million, two hundred twenty-three thousand, ten".