12123332210 has 32 divisors (see below), whose sum is σ = 23822188992. Its totient is φ = 4405452480.

The previous prime is 12123332209. The next prime is 12123332267. The reversal of 12123332210 is 1223332121.

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, 125972 + ... + 200288.

It is an arithmetic number, because the mean of its divisors is an integer number (744443406).

Almost surely, 2^12123332210 is an apocalyptic number.

12123332210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12123332210 is a deficient number, since it is larger than the sum of its proper divisors (11698856782).

12123332210 is a wasteful number, since it uses less digits than its factorization.

12123332210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75818.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12123332210 its reverse (1223332121), we get a palindrome (13346664331).

The spelling of 12123332210 in words is "twelve billion, one hundred twenty-three million, three hundred thirty-two thousand, two hundred ten".