213116163 has 16 divisors (see below), whose sum is σ = 306383616. Its totient is φ = 130989600.

The previous prime is 213116153. The next prime is 213116173. The reversal of 213116163 is 361611312.

213116163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (213116153) and next prime (213116173).

It is not a de Polignac number, because 213116163 - 2²⁰ = 212067587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213116153) 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, 34888 + ... + 40538.

It is an arithmetic number, because the mean of its divisors is an integer number (19148976).

Almost surely, 2^213116163 is an apocalyptic number.

213116163 is a deficient number, since it is larger than the sum of its proper divisors (93267453).

213116163 is a wasteful number, since it uses less digits than its factorization.

213116163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6634.

The product of its digits is 648, while the sum is 24.

The square root of 213116163 is about 14598.4986556837. The cubic root of 213116163 is about 597.3178081673.

Adding to 213116163 its reverse (361611312), we get a palindrome (574727475).

The spelling of 213116163 in words is "two hundred thirteen million, one hundred sixteen thousand, one hundred sixty-three".