120431003243 has 2 divisors, whose sum is σ = 120431003244. Its totient is φ = 120431003242.

The previous prime is 120431003239. The next prime is 120431003257. The reversal of 120431003243 is 342300134021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120431003243 - 2² = 120431003239 is a prime.

It is not a weakly prime, because it can be changed into another prime (120431003443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60215501621 + 60215501622.

It is an arithmetic number, because the mean of its divisors is an integer number (60215501622).

Almost surely, 2^120431003243 is an apocalyptic number.

120431003243 is a deficient number, since it is larger than the sum of its proper divisors (1).

120431003243 is an equidigital number, since it uses as much as digits as its factorization.

120431003243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 120431003243 its reverse (342300134021), we get a palindrome (462731137264).

The spelling of 120431003243 in words is "one hundred twenty billion, four hundred thirty-one million, three thousand, two hundred forty-three".