42241131 has 12 divisors (see below), whose sum is σ = 61183408. Its totient is φ = 28083024.

The previous prime is 42241103. The next prime is 42241151. The reversal of 42241131 is 13114224.

It is not a de Polignac number, because 42241131 - 2¹⁸ = 41978987 is a prime.

It is a super-2 number, since 2×42241131² = 3568626296318322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42241151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2935 + ... + 9648.

Almost surely, 2^42241131 is an apocalyptic number.

42241131 is a deficient number, since it is larger than the sum of its proper divisors (18942277).

42241131 is a wasteful number, since it uses less digits than its factorization.

42241131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12962 (or 12959 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 42241131 is about 6499.3177334240. The cubic root of 42241131 is about 348.2666159370.

Adding to 42241131 its reverse (13114224), we get a palindrome (55355355).

The spelling of 42241131 in words is "forty-two million, two hundred forty-one thousand, one hundred thirty-one".