123333213 has 8 divisors (see below), whose sum is σ = 164836576. Its totient is φ = 82026000.

The previous prime is 123333209. The next prime is 123333227. The reversal of 123333213 is 312333321.

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

It is not a de Polignac number, because 123333213 - 2² = 123333209 is a prime.

It is a super-2 number, since 2×123333213² = 30422162857806738, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123333213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123333253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47563 + ... + 50088.

It is an arithmetic number, because the mean of its divisors is an integer number (20604572).

Almost surely, 2^123333213 is an apocalyptic number.

It is an amenable number.

123333213 is a deficient number, since it is larger than the sum of its proper divisors (41503363).

123333213 is an equidigital number, since it uses as much as digits as its factorization.

123333213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98075.

The product of its digits is 972, while the sum is 21.

The square root of 123333213 is about 11105.5487482609. The cubic root of 123333213 is about 497.7676655315.

Adding to 123333213 its reverse (312333321), we get a palindrome (435666534).

It can be divided in two parts, 12333321 and 3, that multiplied together give a palindrome (36999963).

The spelling of 123333213 in words is "one hundred twenty-three million, three hundred thirty-three thousand, two hundred thirteen".