30330000121312 has 12 divisors (see below), whose sum is σ = 59712187738896. Its totient is φ = 15165000060640.

The previous prime is 30330000121277. The next prime is 30330000121331. The reversal of 30330000121312 is 21312100003303.

It is a self number, because there is not a number n which added to its sum of digits gives 30330000121312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473906251864 + ... + 473906251927.

It is an arithmetic number, because the mean of its divisors is an integer number (4976015644908).

Almost surely, 2^{30330000121312} is an apocalyptic number.

30330000121312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30330000121312 is a deficient number, since it is larger than the sum of its proper divisors (29382187617584).

30330000121312 is an equidigital number, since it uses as much as digits as its factorization.

30330000121312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947812503801 (or 947812503793 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 30330000121312 its reverse (21312100003303), we get a palindrome (51642100124615).

The spelling of 30330000121312 in words is "thirty trillion, three hundred thirty billion, one hundred twenty-one thousand, three hundred twelve".