120031432243 has 2 divisors, whose sum is σ = 120031432244. Its totient is φ = 120031432242.

The previous prime is 120031432207. The next prime is 120031432247. The reversal of 120031432243 is 342234130021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120031432243 is a prime.

It is a super-2 number, since 2×120031432243² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120031432247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60015716121 + 60015716122.

It is an arithmetic number, because the mean of its divisors is an integer number (60015716122).

Almost surely, 2^120031432243 is an apocalyptic number.

120031432243 is a deficient number, since it is larger than the sum of its proper divisors (1).

120031432243 is an equidigital number, since it uses as much as digits as its factorization.

120031432243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 120031432243 its reverse (342234130021), we get a palindrome (462265562264).

The spelling of 120031432243 in words is "one hundred twenty billion, thirty-one million, four hundred thirty-two thousand, two hundred forty-three".