323212123 has 24 divisors (see below), whose sum is σ = 372668912. Its totient is φ = 278486208.

The previous prime is 323212111. The next prime is 323212139. The reversal of 323212123 is 321212323.

323212123 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a de Polignac number, because none of the positive numbers 2^k-323212123 is a prime.

It is an alternating number because its digits alternate between odd and even.

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 323212123.

It is not an unprimeable number, because it can be changed into a prime (323212103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 295165 + ... + 296257.

Almost surely, 2^323212123 is an apocalyptic number.

323212123 is a deficient number, since it is larger than the sum of its proper divisors (49456789).

323212123 is a wasteful number, since it uses less digits than its factorization.

323212123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195 (or 1172 counting only the distinct ones).

The product of its digits is 432, while the sum is 19.

The square root of 323212123 is about 17978.1012067459. The cubic root of 323212123 is about 686.2713689496.

Adding to 323212123 its reverse (321212323), we get a palindrome (644424446).

The spelling of 323212123 in words is "three hundred twenty-three million, two hundred twelve thousand, one hundred twenty-three".