42271011 has 16 divisors (see below), whose sum is σ = 64645120. Its totient is φ = 27271080.

The previous prime is 42271003. The next prime is 42271039. The reversal of 42271011 is 11017224.

It is not a de Polignac number, because 42271011 - 2³ = 42271003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42271511) 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, 24415 + ... + 26088.

It is an arithmetic number, because the mean of its divisors is an integer number (4040320).

Almost surely, 2^42271011 is an apocalyptic number.

42271011 is a deficient number, since it is larger than the sum of its proper divisors (22374109).

42271011 is a wasteful number, since it uses less digits than its factorization.

42271011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50543 (or 50537 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 42271011 is about 6501.6160298806. The cubic root of 42271011 is about 348.3487140684.

Adding to 42271011 its reverse (11017224), we get a palindrome (53288235).

The spelling of 42271011 in words is "forty-two million, two hundred seventy-one thousand, eleven".