123322243 has 16 divisors (see below), whose sum is σ = 137168640. Its totient is φ = 109933600.

The previous prime is 123322231. The next prime is 123322249. The reversal of 123322243 is 342223321.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123322243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123322249) 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 15 ways as a sum of consecutive naturals, for example, 209796 + ... + 210382.

It is an arithmetic number, because the mean of its divisors is an integer number (8573040).

Almost surely, 2^123322243 is an apocalyptic number.

123322243 is a deficient number, since it is larger than the sum of its proper divisors (13846397).

123322243 is a wasteful number, since it uses less digits than its factorization.

123322243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938.

The product of its digits is 1728, while the sum is 22.

The square root of 123322243 is about 11105.0548400267. The cubic root of 123322243 is about 497.7529069409.

Adding to 123322243 its reverse (342223321), we get a palindrome (465545564).

The spelling of 123322243 in words is "one hundred twenty-three million, three hundred twenty-two thousand, two hundred forty-three".