323023122 has 12 divisors (see below), whose sum is σ = 699883470. Its totient is φ = 107674368.

The previous prime is 323023117. The next prime is 323023139. The reversal of 323023122 is 221320323.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 316163961 + 6859161 = 17781^2 + 2619^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 17945729 = 323023122 / (3 + 2 + 3 + 0 + 2 + 3 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 323023095 and 323023104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8972847 + ... + 8972882.

Almost surely, 2^323023122 is an apocalyptic number.

323023122 is an abundant number, since it is smaller than the sum of its proper divisors (376860348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323023122 is a wasteful number, since it uses less digits than its factorization.

323023122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17945737 (or 17945734 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 323023122 is about 17972.8440153472. The cubic root of 323023122 is about 686.1375752207.

Adding to 323023122 its reverse (221320323), we get a palindrome (544343445).

The spelling of 323023122 in words is "three hundred twenty-three million, twenty-three thousand, one hundred twenty-two".