42243011203 has 4 divisors (see below), whose sum is σ = 44079663888. Its totient is φ = 40406358520.

The previous prime is 42243011197. The next prime is 42243011233. The reversal of 42243011203 is 30211034224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42243011203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42243011233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 918326308 + ... + 918326353.

It is an arithmetic number, because the mean of its divisors is an integer number (11019915972).

Almost surely, 2^42243011203 is an apocalyptic number.

42243011203 is a deficient number, since it is larger than the sum of its proper divisors (1836652685).

42243011203 is a wasteful number, since it uses less digits than its factorization.

42243011203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836652684.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 42243011203 its reverse (30211034224), we get a palindrome (72454045427).

The spelling of 42243011203 in words is "forty-two billion, two hundred forty-three million, eleven thousand, two hundred three".