228333103 has 4 divisors (see below), whose sum is σ = 241764480. Its totient is φ = 214901728.

The previous prime is 228333067. The next prime is 228333151. The reversal of 228333103 is 301333822.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228333103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228333803) 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, 6715663 + ... + 6715696.

It is an arithmetic number, because the mean of its divisors is an integer number (60441120).

Almost surely, 2^228333103 is an apocalyptic number.

228333103 is a deficient number, since it is larger than the sum of its proper divisors (13431377).

228333103 is a wasteful number, since it uses less digits than its factorization.

228333103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13431376.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 228333103 is about 15110.6949873260. The cubic root of 228333103 is about 611.2088390838.

Adding to 228333103 its reverse (301333822), we get a palindrome (529666925).

The spelling of 228333103 in words is "two hundred twenty-eight million, three hundred thirty-three thousand, one hundred three".