213316005 has 32 divisors (see below), whose sum is σ = 391219200. Its totient is φ = 97227072.

The previous prime is 213316003. The next prime is 213316009. The reversal of 213316005 is 500613312.

It is not a de Polignac number, because 213316005 - 2¹ = 213316003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213316003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34866 + ... + 40524.

It is an arithmetic number, because the mean of its divisors is an integer number (12225600).

Almost surely, 2^213316005 is an apocalyptic number.

It is an amenable number.

213316005 is a deficient number, since it is larger than the sum of its proper divisors (177903195).

213316005 is a wasteful number, since it uses less digits than its factorization.

213316005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6033.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 213316005 is about 14605.3416598175. The cubic root of 213316005 is about 597.5044542539.

Adding to 213316005 its reverse (500613312), we get a palindrome (713929317).

The spelling of 213316005 in words is "two hundred thirteen million, three hundred sixteen thousand, five".