213233233 has 2 divisors, whose sum is σ = 213233234. Its totient is φ = 213233232.

The previous prime is 213233203. The next prime is 213233263. The reversal of 213233233 is 332332312.

It is a balanced prime because it is at equal distance from previous prime (213233203) and next prime (213233263).

It can be written as a sum of positive squares in only one way, i.e., 206410689 + 6822544 = 14367^2 + 2612^2 .

It is a cyclic number.

It is not a de Polignac number, because 213233233 - 2¹⁷ = 213102161 is a prime.

It is not a weakly prime, because it can be changed into another prime (213233203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106616616 + 106616617.

It is an arithmetic number, because the mean of its divisors is an integer number (106616617).

Almost surely, 2^213233233 is an apocalyptic number.

It is an amenable number.

213233233 is a deficient number, since it is larger than the sum of its proper divisors (1).

213233233 is an equidigital number, since it uses as much as digits as its factorization.

213233233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 22.

The square root of 213233233 is about 14602.5077640794. The cubic root of 213233233 is about 597.4271619806.

Adding to 213233233 its reverse (332332312), we get a palindrome (545565545).

The spelling of 213233233 in words is "two hundred thirteen million, two hundred thirty-three thousand, two hundred thirty-three".