30112123221247 has 2 divisors, whose sum is σ = 30112123221248. Its totient is φ = 30112123221246.

The previous prime is 30112123221101. The next prime is 30112123221253. The reversal of 30112123221247 is 74212232121103.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30112123221247 - 2⁴³ = 21316030199039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30112123221547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15056061610623 + 15056061610624.

It is an arithmetic number, because the mean of its divisors is an integer number (15056061610624).

Almost surely, 2^{30112123221247} is an apocalyptic number.

30112123221247 is a deficient number, since it is larger than the sum of its proper divisors (1).

30112123221247 is an equidigital number, since it uses as much as digits as its factorization.

30112123221247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 30112123221247 in words is "thirty trillion, one hundred twelve billion, one hundred twenty-three million, two hundred twenty-one thousand, two hundred forty-seven".