228217140203 has 16 divisors (see below), whose sum is σ = 260383273920. Its totient is φ = 198152933376.

The previous prime is 228217140199. The next prime is 228217140247. The reversal of 228217140203 is 302041712822.

It is a cyclic number.

It is not a de Polignac number, because 228217140203 - 2² = 228217140199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 228217140203.

It is not an unprimeable number, because it can be changed into a prime (228217140253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70778 + ... + 679296.

It is an arithmetic number, because the mean of its divisors is an integer number (16273954620).

Almost surely, 2^228217140203 is an apocalyptic number.

228217140203 is a deficient number, since it is larger than the sum of its proper divisors (32166133717).

228217140203 is a wasteful number, since it uses less digits than its factorization.

228217140203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610246.

The product of its (nonzero) digits is 10752, while the sum is 32.

The spelling of 228217140203 in words is "two hundred twenty-eight billion, two hundred seventeen million, one hundred forty thousand, two hundred three".