2165332323303 has 12 divisors (see below), whose sum is σ = 3145781450760. Its totient is φ = 1435210633296.

The previous prime is 2165332323293. The next prime is 2165332323307. The reversal of 2165332323303 is 3033232335612.

2165332323303 is a `hidden beast` number, since 2 + 1 + 6 + 5 + 3 + 323 + 23 + 303 = 666.

It is not a de Polignac number, because 2165332323303 - 2¹⁴ = 2165332306919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2165332323307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 695352433 + ... + 695355546.

It is an arithmetic number, because the mean of its divisors is an integer number (262148454230).

Almost surely, 2^{2165332323303} is an apocalyptic number.

2165332323303 is a deficient number, since it is larger than the sum of its proper divisors (980449127457).

2165332323303 is a wasteful number, since it uses less digits than its factorization.

2165332323303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390708158 (or 1390708155 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 36.

Adding to 2165332323303 its reverse (3033232335612), we get a palindrome (5198564658915).

The spelling of 2165332323303 in words is "two trillion, one hundred sixty-five billion, three hundred thirty-two million, three hundred twenty-three thousand, three hundred three".