224220023 has 2 divisors, whose sum is σ = 224220024. Its totient is φ = 224220022.

The previous prime is 224219999. The next prime is 224220043. The reversal of 224220023 is 320022422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 224220023 - 2¹⁸ = 223957879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224219983 and 224220010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224220043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112110011 + 112110012.

It is an arithmetic number, because the mean of its divisors is an integer number (112110012).

Almost surely, 2^224220023 is an apocalyptic number.

224220023 is a deficient number, since it is larger than the sum of its proper divisors (1).

224220023 is an equidigital number, since it uses as much as digits as its factorization.

224220023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 224220023 is about 14973.9781955231. The cubic root of 224220023 is about 607.5165743698.

Adding to 224220023 its reverse (320022422), we get a palindrome (544242445).

The spelling of 224220023 in words is "two hundred twenty-four million, two hundred twenty thousand, twenty-three".