30112122217103 has 2 divisors, whose sum is σ = 30112122217104. Its totient is φ = 30112122217102.

The previous prime is 30112122217057. The next prime is 30112122217109. The reversal of 30112122217103 is 30171222121103.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30112122217103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30112122217109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15056061108551 + 15056061108552.

It is an arithmetic number, because the mean of its divisors is an integer number (15056061108552).

Almost surely, 2^{30112122217103} is an apocalyptic number.

30112122217103 is a deficient number, since it is larger than the sum of its proper divisors (1).

30112122217103 is an equidigital number, since it uses as much as digits as its factorization.

30112122217103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

Adding to 30112122217103 its reverse (30171222121103), we get a palindrome (60283344338206).

The spelling of 30112122217103 in words is "thirty trillion, one hundred twelve billion, one hundred twenty-two million, two hundred seventeen thousand, one hundred three".