323121226 has 4 divisors (see below), whose sum is σ = 484681842. Its totient is φ = 161560612.

The previous prime is 323121187. The next prime is 323121233. The reversal of 323121226 is 622121323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 622121323 = 229 ⋅2716687.

It can be written as a sum of positive squares in only one way, i.e., 260790201 + 62331025 = 16149^2 + 7895^2 .

It is a junction number, because it is equal to n+sod(n) for n = 323121197 and 323121206.

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 as a sum of consecutive naturals, namely, 80780305 + ... + 80780308.

Almost surely, 2^323121226 is an apocalyptic number.

323121226 is a deficient number, since it is larger than the sum of its proper divisors (161560616).

323121226 is a wasteful number, since it uses less digits than its factorization.

323121226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161560615.

The product of its digits is 864, while the sum is 22.

The square root of 323121226 is about 17975.5730367630. The cubic root of 323121226 is about 686.2070295135.

Adding to 323121226 its reverse (622121323), we get a palindrome (945242549).

The spelling of 323121226 in words is "three hundred twenty-three million, one hundred twenty-one thousand, two hundred twenty-six".