42043212201 has 4 divisors (see below), whose sum is σ = 56057616272. Its totient is φ = 28028808132.

The previous prime is 42043212199. The next prime is 42043212209. The reversal of 42043212201 is 10221234024.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 42043212201 - 2¹ = 42043212199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42043212209) 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, 7007202031 + ... + 7007202036.

It is an arithmetic number, because the mean of its divisors is an integer number (14014404068).

Almost surely, 2^42043212201 is an apocalyptic number.

It is an amenable number.

42043212201 is a deficient number, since it is larger than the sum of its proper divisors (14014404071).

42043212201 is a wasteful number, since it uses less digits than its factorization.

42043212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14014404070.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 42043212201 its reverse (10221234024), we get a palindrome (52264446225).

The spelling of 42043212201 in words is "forty-two billion, forty-three million, two hundred twelve thousand, two hundred one".