42042240203 has 8 divisors (see below), whose sum is σ = 42940254720. Its totient is φ = 41144371560.

The previous prime is 42042240193. The next prime is 42042240211. The reversal of 42042240203 is 30204224024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42042240203 - 2⁴ = 42042240187 is a prime.

It is a super-2 number, since 2×42042240203² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42042240223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 705458 + ... + 762728.

It is an arithmetic number, because the mean of its divisors is an integer number (5367531840).

Almost surely, 2^42042240203 is an apocalyptic number.

42042240203 is a deficient number, since it is larger than the sum of its proper divisors (898014517).

42042240203 is a wasteful number, since it uses less digits than its factorization.

42042240203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72937.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 42042240203 its reverse (30204224024), we get a palindrome (72246464227).

The spelling of 42042240203 in words is "forty-two billion, forty-two million, two hundred forty thousand, two hundred three".