203442413141 has 16 divisors (see below), whose sum is σ = 239426134848. Its totient is φ = 170784057600.

The previous prime is 203442413071. The next prime is 203442413143. The reversal of 203442413141 is 141314244302.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203442413141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203442413143) 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 in 15 ways as a sum of consecutive naturals, for example, 10253555 + ... + 10273376.

It is an arithmetic number, because the mean of its divisors is an integer number (14964133428).

Almost surely, 2^203442413141 is an apocalyptic number.

It is an amenable number.

203442413141 is a deficient number, since it is larger than the sum of its proper divisors (35983721707).

203442413141 is a wasteful number, since it uses less digits than its factorization.

203442413141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20527012.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 203442413141 its reverse (141314244302), we get a palindrome (344756657443).

The spelling of 203442413141 in words is "two hundred three billion, four hundred forty-two million, four hundred thirteen thousand, one hundred forty-one".