1323212322 has 16 divisors (see below), whose sum is σ = 2654937792. Its totient is φ = 439651920.

The previous prime is 1323212281. The next prime is 1323212347. The reversal of 1323212322 is 2232123231.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 352693 + ... + 356424.

It is an arithmetic number, because the mean of its divisors is an integer number (165933612).

Almost surely, 2^1323212322 is an apocalyptic number.

1323212322 is an abundant number, since it is smaller than the sum of its proper divisors (1331725470).

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

1323212322 is a wasteful number, since it uses less digits than its factorization.

1323212322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709433.

The product of its digits is 864, while the sum is 21.

The square root of 1323212322 is about 36375.9855124229. The cubic root of 1323212322 is about 1097.8504363287.

Adding to 1323212322 its reverse (2232123231), we get a palindrome (3555335553).

It can be divided in two parts, 1 and 323212322, that added together give a palindrome (323212323).

The spelling of 1323212322 in words is "one billion, three hundred twenty-three million, two hundred twelve thousand, three hundred twenty-two".