1323022330 has 32 divisors (see below), whose sum is σ = 2839981824. Its totient is φ = 433885056.

The previous prime is 1323022319. The next prime is 1323022339. The reversal of 1323022330 is 332203231.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1323022298 and 1323022307.

It is not an unprimeable number, because it can be changed into a prime (1323022339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 409267 + ... + 412486.

It is an arithmetic number, because the mean of its divisors is an integer number (88749432).

Almost surely, 2^1323022330 is an apocalyptic number.

1323022330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1323022330 is an abundant number, since it is smaller than the sum of its proper divisors (1516959494).

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

1323022330 is a wasteful number, since it uses less digits than its factorization.

1323022330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821790.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 1323022330 is about 36373.3739155443. The cubic root of 1323022330 is about 1097.7978892606.

Adding to 1323022330 its reverse (332203231), we get a palindrome (1655225561).

The spelling of 1323022330 in words is "one billion, three hundred twenty-three million, twenty-two thousand, three hundred thirty".