1323030012 has 24 divisors (see below), whose sum is σ = 3221291136. Its totient is φ = 421835568.

The previous prime is 1323030011. The next prime is 1323030013. The reversal of 1323030012 is 2100303231.

It is an interprime number because it is at equal distance from previous prime (1323030011) and next prime (1323030013).

It is a junction number, because it is equal to n+sod(n) for n = 1323029973 and 1323030000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323030011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2396518 + ... + 2397069.

It is an arithmetic number, because the mean of its divisors is an integer number (134220464).

Almost surely, 2^1323030012 is an apocalyptic number.

1323030012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1323030012 is an abundant number, since it is smaller than the sum of its proper divisors (1898261124).

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

1323030012 is a wasteful number, since it uses less digits than its factorization.

1323030012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4793617 (or 4793615 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1323030012 is about 36373.4795146134. The cubic root of 1323030012 is about 1097.8000140086.

Adding to 1323030012 its reverse (2100303231), we get a palindrome (3423333243).

The spelling of 1323030012 in words is "one billion, three hundred twenty-three million, thirty thousand, twelve".