2201323 has 4 divisors (see below), whose sum is σ = 2204488. Its totient is φ = 2198160.

The previous prime is 2201317. The next prime is 2201327. The reversal of 2201323 is 3231022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3231022 = 2 ⋅1615511.

It is a cyclic number.

It is not a de Polignac number, because 2201323 - 2⁹ = 2200811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33 + ... + 2098.

It is an arithmetic number, because the mean of its divisors is an integer number (551122).

2^2201323 is an apocalyptic number.

2201323 is a deficient number, since it is larger than the sum of its proper divisors (3165).

2201323 is a wasteful number, since it uses less digits than its factorization.

2201323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3164.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2201323 is about 1483.6856135988. The cubic root of 2201323 is about 130.0852104076.

Adding to 2201323 its reverse (3231022), we get a palindrome (5432345).

The spelling of 2201323 in words is "two million, two hundred one thousand, three hundred twenty-three".