123320212010 has 8 divisors (see below), whose sum is σ = 221976381636. Its totient is φ = 49328084800.

The previous prime is 123320211983. The next prime is 123320212013. The reversal of 123320212010 is 10212023321.

It can be written as a sum of positive squares in 2 ways, for example, as 118300914601 + 5019297409 = 343949^2 + 70847^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 123320212010.

It is not an unprimeable number, because it can be changed into a prime (123320212013) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6166010591 + ... + 6166010610.

Almost surely, 2^123320212010 is an apocalyptic number.

123320212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123320212010 is a deficient number, since it is larger than the sum of its proper divisors (98656169626).

123320212010 is a wasteful number, since it uses less digits than its factorization.

123320212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12332021208.

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

Adding to 123320212010 its reverse (10212023321), we get a palindrome (133532235331).

The spelling of 123320212010 in words is "one hundred twenty-three billion, three hundred twenty million, two hundred twelve thousand, ten".