42143203303 has 16 divisors (see below), whose sum is σ = 46306702080. Its totient is φ = 38175510016.

The previous prime is 42143203283. The next prime is 42143203321. The reversal of 42143203303 is 30330234124.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42143203303 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 (42143203343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21450 + ... + 291112.

It is an arithmetic number, because the mean of its divisors is an integer number (2894168880).

Almost surely, 2^42143203303 is an apocalyptic number.

42143203303 is a deficient number, since it is larger than the sum of its proper divisors (4163498777).

42143203303 is a wasteful number, since it uses less digits than its factorization.

42143203303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270026.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 42143203303 its reverse (30330234124), we get a palindrome (72473437427).

The spelling of 42143203303 in words is "forty-two billion, one hundred forty-three million, two hundred three thousand, three hundred three".