2144323503323 has 16 divisors (see below), whose sum is σ = 2204191751040. Its totient is φ = 2084556894336.

The previous prime is 2144323503299. The next prime is 2144323503331. The reversal of 2144323503323 is 3233053234412.

It is a cyclic number.

It is not a de Polignac number, because 2144323503323 - 2¹⁴ = 2144323486939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2144323503523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335624213 + ... + 335630601.

It is an arithmetic number, because the mean of its divisors is an integer number (137761984440).

Almost surely, 2^{2144323503323} is an apocalyptic number.

2144323503323 is a deficient number, since it is larger than the sum of its proper divisors (59868247717).

2144323503323 is a wasteful number, since it uses less digits than its factorization.

2144323503323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12886.

The product of its (nonzero) digits is 155520, while the sum is 35.

Adding to 2144323503323 its reverse (3233053234412), we get a palindrome (5377376737735).

The spelling of 2144323503323 in words is "two trillion, one hundred forty-four billion, three hundred twenty-three million, five hundred three thousand, three hundred twenty-three".