201030142043 has 2 divisors, whose sum is σ = 201030142044. Its totient is φ = 201030142042.

The previous prime is 201030142031. The next prime is 201030142063. The reversal of 201030142043 is 340241030102.

201030142043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (201030142063) can be obtained adding 201030142043 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201030142043 - 2⁸ = 201030141787 is a prime.

It is not a weakly prime, because it can be changed into another prime (201030142013) 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, 100515071021 + 100515071022.

It is an arithmetic number, because the mean of its divisors is an integer number (100515071022).

Almost surely, 2^201030142043 is an apocalyptic number.

201030142043 is a deficient number, since it is larger than the sum of its proper divisors (1).

201030142043 is an equidigital number, since it uses as much as digits as its factorization.

201030142043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 201030142043 its reverse (340241030102), we get a palindrome (541271172145).

The spelling of 201030142043 in words is "two hundred one billion, thirty million, one hundred forty-two thousand, forty-three".