30000003120012 has 12 divisors (see below), whose sum is σ = 70000007280056. Its totient is φ = 10000001040000.

The previous prime is 30000003119993. The next prime is 30000003120029. The reversal of 30000003120012 is 21002130000003.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 2500000260001 = 30000003120012 / (3 + 0 + 0 + 0 + 0 + 0 + 0 + 3 + 1 + 2 + 0 + 0 + 1 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 30000003120012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1250000129989 + ... + 1250000130012.

Almost surely, 2^{30000003120012} is an apocalyptic number.

It is an amenable number.

30000003120012 is an abundant number, since it is smaller than the sum of its proper divisors (40000004160044).

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

30000003120012 is a wasteful number, since it uses less digits than its factorization.

30000003120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500000260008 (or 2500000260006 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 30000003120012 its reverse (21002130000003), we get a palindrome (51002133120015).

The spelling of 30000003120012 in words is "thirty trillion, three million, one hundred twenty thousand, twelve".