1322123330 has 64 divisors (see below), whose sum is σ = 2667634560. Its totient is φ = 467712000.

The previous prime is 1322123323. The next prime is 1322123357. The reversal of 1322123330 is 333212231.

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 31 ways as a sum of consecutive naturals, for example, 654482 + ... + 656498.

It is an arithmetic number, because the mean of its divisors is an integer number (41681790).

Almost surely, 2^1322123330 is an apocalyptic number.

1322123330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1322123330 is an abundant number, since it is smaller than the sum of its proper divisors (1345511230).

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

1322123330 is a wasteful number, since it uses less digits than its factorization.

1322123330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1322123330 is about 36361.0138747533. The cubic root of 1322123330 is about 1097.5491799472.

Adding to 1322123330 its reverse (333212231), we get a palindrome (1655335561).

The spelling of 1322123330 in words is "one billion, three hundred twenty-two million, one hundred twenty-three thousand, three hundred thirty".