201042210043 has 2 divisors, whose sum is σ = 201042210044. Its totient is φ = 201042210042.

The previous prime is 201042209959. The next prime is 201042210097. The reversal of 201042210043 is 340012240102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201042210043 - 2³⁷ = 63603256571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201042210043.

It is not a weakly prime, because it can be changed into another prime (201042210143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100521105021 + 100521105022.

It is an arithmetic number, because the mean of its divisors is an integer number (100521105022).

Almost surely, 2^201042210043 is an apocalyptic number.

201042210043 is a deficient number, since it is larger than the sum of its proper divisors (1).

201042210043 is an equidigital number, since it uses as much as digits as its factorization.

201042210043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 201042210043 its reverse (340012240102), we get a palindrome (541054450145).

The spelling of 201042210043 in words is "two hundred one billion, forty-two million, two hundred ten thousand, forty-three".