23162203 has 2 divisors, whose sum is σ = 23162204. Its totient is φ = 23162202.

The previous prime is 23162189. The next prime is 23162257. The reversal of 23162203 is 30226132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23162203 - 2¹³ = 23154011 is a prime.

It is not a weakly prime, because it can be changed into another prime (23162263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11581101 + 11581102.

It is an arithmetic number, because the mean of its divisors is an integer number (11581102).

Almost surely, 2^23162203 is an apocalyptic number.

23162203 is a deficient number, since it is larger than the sum of its proper divisors (1).

23162203 is an equidigital number, since it uses as much as digits as its factorization.

23162203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 23162203 is about 4812.7126446527. The cubic root of 23162203 is about 285.0536597435.

Adding to 23162203 its reverse (30226132), we get a palindrome (53388335).

The spelling of 23162203 in words is "twenty-three million, one hundred sixty-two thousand, two hundred three".