224120123 has 2 divisors, whose sum is σ = 224120124. Its totient is φ = 224120122.

The previous prime is 224120087. The next prime is 224120177. The reversal of 224120123 is 321021422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224120123 - 2⁸ = 224119867 is a prime.

It is not a weakly prime, because it can be changed into another prime (224120723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112060061 + 112060062.

It is an arithmetic number, because the mean of its divisors is an integer number (112060062).

Almost surely, 2^224120123 is an apocalyptic number.

224120123 is a deficient number, since it is larger than the sum of its proper divisors (1).

224120123 is an equidigital number, since it uses as much as digits as its factorization.

224120123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 224120123 is about 14970.6420370003. The cubic root of 224120123 is about 607.4263357422.

Adding to 224120123 its reverse (321021422), we get a palindrome (545141545).

The spelling of 224120123 in words is "two hundred twenty-four million, one hundred twenty thousand, one hundred twenty-three".