1322320233 has 16 divisors (see below), whose sum is σ = 1945028736. Its totient is φ = 793887360.

The previous prime is 1322320229. The next prime is 1322320247. The reversal of 1322320233 is 3320232231.

It is not a de Polignac number, because 1322320233 - 2² = 1322320229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1322320253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 411885 + ... + 415082.

It is an arithmetic number, because the mean of its divisors is an integer number (121564296).

Almost surely, 2^1322320233 is an apocalyptic number.

1322320233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1322320233 is a deficient number, since it is larger than the sum of its proper divisors (622708503).

1322320233 is a wasteful number, since it uses less digits than its factorization.

1322320233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827024.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 1322320233 is about 36363.7213854688. The cubic root of 1322320233 is about 1097.6036630134.

Adding to 1322320233 its reverse (3320232231), we get a palindrome (4642552464).

The spelling of 1322320233 in words is "one billion, three hundred twenty-two million, three hundred twenty thousand, two hundred thirty-three".