2143313223 has 16 divisors (see below), whose sum is σ = 2947470336. Its totient is φ = 1384618400.

The previous prime is 2143313197. The next prime is 2143313231. The reversal of 2143313223 is 3223133412.

It is a cyclic number.

It is not a de Polignac number, because 2143313223 - 2⁵ = 2143313191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2143313193 and 2143313202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143313723) 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, 61011 + ... + 89492.

It is an arithmetic number, because the mean of its divisors is an integer number (184216896).

Almost surely, 2^2143313223 is an apocalyptic number.

2143313223 is a deficient number, since it is larger than the sum of its proper divisors (804157113).

2143313223 is a wasteful number, since it uses less digits than its factorization.

2143313223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150654.

The product of its digits is 2592, while the sum is 24.

The square root of 2143313223 is about 46295.9309551066. The cubic root of 2143313223 is about 1289.3234484958.

Adding to 2143313223 its reverse (3223133412), we get a palindrome (5366446635).

The spelling of 2143313223 in words is "two billion, one hundred forty-three million, three hundred thirteen thousand, two hundred twenty-three".