30120003131203 has 2 divisors, whose sum is σ = 30120003131204. Its totient is φ = 30120003131202.

The previous prime is 30120003131191. The next prime is 30120003131219. The reversal of 30120003131203 is 30213130002103.

It is a weak prime.

It is an emirp because it is prime and its reverse (30213130002103) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30120003131203 - 2⁴¹ = 27920979875651 is a prime.

It is not a weakly prime, because it can be changed into another prime (30120003231203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15060001565601 + 15060001565602.

It is an arithmetic number, because the mean of its divisors is an integer number (15060001565602).

Almost surely, 2^{30120003131203} is an apocalyptic number.

30120003131203 is a deficient number, since it is larger than the sum of its proper divisors (1).

30120003131203 is an equidigital number, since it uses as much as digits as its factorization.

30120003131203 is an odious number, because the sum of its binary digits is odd.

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

Adding to 30120003131203 its reverse (30213130002103), we get a palindrome (60333133133306).

The spelling of 30120003131203 in words is "thirty trillion, one hundred twenty billion, three million, one hundred thirty-one thousand, two hundred three".