2011042141 has 4 divisors (see below), whose sum is σ = 2014122492. Its totient is φ = 2007961792.

The previous prime is 2011042139. The next prime is 2011042151. The reversal of 2011042141 is 1412401102.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 269649241 + 1741392900 = 16421^2 + 41730^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011042141 - 2¹ = 2011042139 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 (2011042151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1539196 + ... + 1540501.

It is an arithmetic number, because the mean of its divisors is an integer number (503530623).

Almost surely, 2^2011042141 is an apocalyptic number.

It is an amenable number.

2011042141 is a deficient number, since it is larger than the sum of its proper divisors (3080351).

2011042141 is an equidigital number, since it uses as much as digits as its factorization.

2011042141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080350.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 2011042141 is about 44844.6445074548. The cubic root of 2011042141 is about 1262.2355000059.

Adding to 2011042141 its reverse (1412401102), we get a palindrome (3423443243).

The spelling of 2011042141 in words is "two billion, eleven million, forty-two thousand, one hundred forty-one".