123223211303 has 4 divisors (see below), whose sum is σ = 125548177608. Its totient is φ = 120898245000.

The previous prime is 123223211299. The next prime is 123223211329. The reversal of 123223211303 is 303112322321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303112322321 = 36341 ⋅8340781.

It is a cyclic number.

It is not a de Polignac number, because 123223211303 - 2² = 123223211299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123223217303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1162483073 + ... + 1162483178.

It is an arithmetic number, because the mean of its divisors is an integer number (31387044402).

Almost surely, 2^123223211303 is an apocalyptic number.

123223211303 is a deficient number, since it is larger than the sum of its proper divisors (2324966305).

123223211303 is an equidigital number, since it uses as much as digits as its factorization.

123223211303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324966304.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 123223211303 its reverse (303112322321), we get a palindrome (426335533624).

The spelling of 123223211303 in words is "one hundred twenty-three billion, two hundred twenty-three million, two hundred eleven thousand, three hundred three".