30121030114243 has 2 divisors, whose sum is σ = 30121030114244. Its totient is φ = 30121030114242.

The previous prime is 30121030114183. The next prime is 30121030114247. The reversal of 30121030114243 is 34241103012103.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30121030114243 - 2³³ = 30112440179651 is a prime.

It is not a weakly prime, because it can be changed into another prime (30121030114247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15060515057121 + 15060515057122.

It is an arithmetic number, because the mean of its divisors is an integer number (15060515057122).

Almost surely, 2^{30121030114243} is an apocalyptic number.

30121030114243 is a deficient number, since it is larger than the sum of its proper divisors (1).

30121030114243 is an equidigital number, since it uses as much as digits as its factorization.

30121030114243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 30121030114243 its reverse (34241103012103), we get a palindrome (64362133126346).

The spelling of 30121030114243 in words is "thirty trillion, one hundred twenty-one billion, thirty million, one hundred fourteen thousand, two hundred forty-three".