213234113 has 2 divisors, whose sum is σ = 213234114. Its totient is φ = 213234112.

The previous prime is 213234107. The next prime is 213234157. The reversal of 213234113 is 311432312.

213234113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109662784 + 103571329 = 10472^2 + 10177^2 .

It is a cyclic number.

It is not a de Polignac number, because 213234113 - 2⁴ = 213234097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (213234163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106617056 + 106617057.

It is an arithmetic number, because the mean of its divisors is an integer number (106617057).

Almost surely, 2^213234113 is an apocalyptic number.

It is an amenable number.

213234113 is a deficient number, since it is larger than the sum of its proper divisors (1).

213234113 is an equidigital number, since it uses as much as digits as its factorization.

213234113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 20.

The square root of 213234113 is about 14602.5378958591. The cubic root of 213234113 is about 597.4279838274.

Adding to 213234113 its reverse (311432312), we get a palindrome (524666425).

The spelling of 213234113 in words is "two hundred thirteen million, two hundred thirty-four thousand, one hundred thirteen".