41231131111 has 4 divisors (see below), whose sum is σ = 41234850400. Its totient is φ = 41227411824.

The previous prime is 41231131103. The next prime is 41231131133. The reversal of 41231131111 is 11113113214.

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

It is a cyclic number.

It is not a de Polignac number, because 41231131111 - 2³ = 41231131103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41231131141) 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, 1842966 + ... + 1865203.

It is an arithmetic number, because the mean of its divisors is an integer number (10308712600).

Almost surely, 2^41231131111 is an apocalyptic number.

41231131111 is a deficient number, since it is larger than the sum of its proper divisors (3719289).

41231131111 is a wasteful number, since it uses less digits than its factorization.

41231131111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719288.

The product of its digits is 72, while the sum is 19.

Adding to 41231131111 its reverse (11113113214), we get a palindrome (52344244325).

The spelling of 41231131111 in words is "forty-one billion, two hundred thirty-one million, one hundred thirty-one thousand, one hundred eleven".