216263203 has 8 divisors (see below), whose sum is σ = 236375888. Its totient is φ = 196647264.

The previous prime is 216263197. The next prime is 216263207. The reversal of 216263203 is 302362612.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 216263203 - 2⁹ = 216262691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216263207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123276 + ... + 125017.

It is an arithmetic number, because the mean of its divisors is an integer number (29546986).

Almost surely, 2^216263203 is an apocalyptic number.

216263203 is a deficient number, since it is larger than the sum of its proper divisors (20112685).

216263203 is a wasteful number, since it uses less digits than its factorization.

216263203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248373.

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

The square root of 216263203 is about 14705.8900784686. The cubic root of 216263203 is about 600.2436075604.

The spelling of 216263203 in words is "two hundred sixteen million, two hundred sixty-three thousand, two hundred three".