1230330321 has 12 divisors (see below), whose sum is σ = 1938702480. Its totient is φ = 745654680.

The previous prime is 1230330317. The next prime is 1230330349.

1230330321 is a `hidden beast` number, since 12 + 3 + 0 + 330 + 321 = 666.

1230330321 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1230330321 - 2² = 1230330317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1230330294 and 1230330303.

It is not an unprimeable number, because it can be changed into a prime (1230332321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6213691 + ... + 6213888.

It is an arithmetic number, because the mean of its divisors is an integer number (161558540).

Almost surely, 2^1230330321 is an apocalyptic number.

1230330321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1230330321 is a deficient number, since it is larger than the sum of its proper divisors (708372159).

1230330321 is a wasteful number, since it uses less digits than its factorization.

1230330321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12427596 (or 12427593 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1230330321 is about 35076.0647878293. The cubic root of 1230330321 is about 1071.5371742637.

It can be divided in two parts, 12303 and 30321, that added together give a palindrome (42624).

The spelling of 1230330321 in words is "one billion, two hundred thirty million, three hundred thirty thousand, three hundred twenty-one".