2011234143 has 8 divisors (see below), whose sum is σ = 2681852800. Its totient is φ = 1340719128.

The previous prime is 2011234087. The next prime is 2011234153. The reversal of 2011234143 is 3414321102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2011234143 - 2²⁶ = 1944125279 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 (2011234153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61518 + ... + 88356.

It is an arithmetic number, because the mean of its divisors is an integer number (335231600).

Almost surely, 2^2011234143 is an apocalyptic number.

2011234143 is a deficient number, since it is larger than the sum of its proper divisors (670618657).

2011234143 is a wasteful number, since it uses less digits than its factorization.

2011234143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51821.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2011234143 is about 44846.7852025092. The cubic root of 2011234143 is about 1262.2756689020.

Adding to 2011234143 its reverse (3414321102), we get a palindrome (5425555245).

The spelling of 2011234143 in words is "two billion, eleven million, two hundred thirty-four thousand, one hundred forty-three".