113320213 has 2 divisors, whose sum is σ = 113320214. Its totient is φ = 113320212.

The previous prime is 113320211. The next prime is 113320217. The reversal of 113320213 is 312023311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111365809 + 1954404 = 10553^2 + 1398^2 .

It is a cyclic number.

It is not a de Polignac number, because 113320213 - 2¹ = 113320211 is a prime.

Together with 113320211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113320211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56660106 + 56660107.

It is an arithmetic number, because the mean of its divisors is an integer number (56660107).

Almost surely, 2^113320213 is an apocalyptic number.

It is an amenable number.

113320213 is a deficient number, since it is larger than the sum of its proper divisors (1).

113320213 is an equidigital number, since it uses as much as digits as its factorization.

113320213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 113320213 is about 10645.1967102539. The cubic root of 113320213 is about 483.9150480981.

Adding to 113320213 its reverse (312023311), we get a palindrome (425343524).

The spelling of 113320213 in words is "one hundred thirteen million, three hundred twenty thousand, two hundred thirteen".