120240413243 has 2 divisors, whose sum is σ = 120240413244. Its totient is φ = 120240413242.

The previous prime is 120240413239. The next prime is 120240413281. The reversal of 120240413243 is 342314042021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120240413243 - 2² = 120240413239 is a prime.

It is not a weakly prime, because it can be changed into another prime (120240413743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60120206621 + 60120206622.

It is an arithmetic number, because the mean of its divisors is an integer number (60120206622).

Almost surely, 2^120240413243 is an apocalyptic number.

120240413243 is a deficient number, since it is larger than the sum of its proper divisors (1).

120240413243 is an equidigital number, since it uses as much as digits as its factorization.

120240413243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 120240413243 its reverse (342314042021), we get a palindrome (462554455264).

The spelling of 120240413243 in words is "one hundred twenty billion, two hundred forty million, four hundred thirteen thousand, two hundred forty-three".