214216003 has 4 divisors (see below), whose sum is σ = 214445560. Its totient is φ = 213986448.

The previous prime is 214215979. The next prime is 214216007. The reversal of 214216003 is 300612412.

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

It is a cyclic number.

It is not a de Polignac number, because 214216003 - 2⁵ = 214215971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214216007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113373 + ... + 115246.

It is an arithmetic number, because the mean of its divisors is an integer number (53611390).

Almost surely, 2^214216003 is an apocalyptic number.

214216003 is a deficient number, since it is larger than the sum of its proper divisors (229557).

214216003 is an equidigital number, since it uses as much as digits as its factorization.

214216003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229556.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 214216003 is about 14636.1198068341. The cubic root of 214216003 is about 598.3435822679.

Adding to 214216003 its reverse (300612412), we get a palindrome (514828415).

It can be divided in two parts, 2142 and 16003, that added together give a triangular number (18145 = T₁₉₀).

The spelling of 214216003 in words is "two hundred fourteen million, two hundred sixteen thousand, three".