23020163 has 4 divisors (see below), whose sum is σ = 23030280. Its totient is φ = 23010048.

The previous prime is 23020111. The next prime is 23020181. The reversal of 23020163 is 36102032.

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.

It is a cyclic number.

It is not a de Polignac number, because 23020163 - 2⁶ = 23020099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23020183) 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, 128 + ... + 6786.

It is an arithmetic number, because the mean of its divisors is an integer number (5757570).

Almost surely, 2^23020163 is an apocalyptic number.

23020163 is a deficient number, since it is larger than the sum of its proper divisors (10117).

23020163 is an equidigital number, since it uses as much as digits as its factorization.

23020163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10116.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 23020163 is about 4797.9332008689. The cubic root of 23020163 is about 284.4697764519.

Adding to 23020163 its reverse (36102032), we get a palindrome (59122195).

The spelling of 23020163 in words is "twenty-three million, twenty thousand, one hundred sixty-three".