202401042043 has 2 divisors, whose sum is σ = 202401042044. Its totient is φ = 202401042042.

The previous prime is 202401042031. The next prime is 202401042049. The reversal of 202401042043 is 340240104202.

It is a happy number.

202401042043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202401042043 is a prime.

It is a super-2 number, since 2×202401042043² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202401042049) 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, 101200521021 + 101200521022.

It is an arithmetic number, because the mean of its divisors is an integer number (101200521022).

Almost surely, 2^202401042043 is an apocalyptic number.

202401042043 is a deficient number, since it is larger than the sum of its proper divisors (1).

202401042043 is an equidigital number, since it uses as much as digits as its factorization.

202401042043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 202401042043 its reverse (340240104202), we get a palindrome (542641146245).

The spelling of 202401042043 in words is "two hundred two billion, four hundred one million, forty-two thousand, forty-three".