12012023330 has 8 divisors (see below), whose sum is σ = 21621642012. Its totient is φ = 4804809328.

The previous prime is 12012023321. The next prime is 12012023351. The reversal of 12012023330 is 3332021021.

It can be written as a sum of positive squares in 2 ways, for example, as 11508783841 + 503239489 = 107279^2 + 22433^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12012023299 and 12012023308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600601157 + ... + 600601176.

Almost surely, 2^12012023330 is an apocalyptic number.

12012023330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12012023330 is a deficient number, since it is larger than the sum of its proper divisors (9609618682).

12012023330 is a wasteful number, since it uses less digits than its factorization.

12012023330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201202340.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 12012023330 its reverse (3332021021), we get a palindrome (15344044351).

The spelling of 12012023330 in words is "twelve billion, twelve million, twenty-three thousand, three hundred thirty".