2311144023 has 16 divisors (see below), whose sum is σ = 3240953856. Its totient is φ = 1462924320.

The previous prime is 2311144013. The next prime is 2311144049. The reversal of 2311144023 is 3204411132.

It is not a de Polignac number, because 2311144023 - 2⁴ = 2311144007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311144013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229515 + ... + 239372.

It is an arithmetic number, because the mean of its divisors is an integer number (202559616).

Almost surely, 2^2311144023 is an apocalyptic number.

2311144023 is a deficient number, since it is larger than the sum of its proper divisors (929809833).

2311144023 is a wasteful number, since it uses less digits than its factorization.

2311144023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468974.

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

The square root of 2311144023 is about 48074.3593093033. The cubic root of 2311144023 is about 1322.1345977776.

Adding to 2311144023 its reverse (3204411132), we get a palindrome (5515555155).

The spelling of 2311144023 in words is "two billion, three hundred eleven million, one hundred forty-four thousand, twenty-three".