213302120233 has 2 divisors, whose sum is σ = 213302120234. Its totient is φ = 213302120232.

The previous prime is 213302120177. The next prime is 213302120243. The reversal of 213302120233 is 332021203312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143123752489 + 70178367744 = 378317^2 + 264912^2 .

It is a cyclic number.

It is not a de Polignac number, because 213302120233 - 2²⁹ = 212765249321 is a prime.

It is not a weakly prime, because it can be changed into another prime (213302120243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106651060116 + 106651060117.

It is an arithmetic number, because the mean of its divisors is an integer number (106651060117).

Almost surely, 2^213302120233 is an apocalyptic number.

It is an amenable number.

213302120233 is a deficient number, since it is larger than the sum of its proper divisors (1).

213302120233 is an equidigital number, since it uses as much as digits as its factorization.

213302120233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 213302120233 its reverse (332021203312), we get a palindrome (545323323545).

The spelling of 213302120233 in words is "two hundred thirteen billion, three hundred two million, one hundred twenty thousand, two hundred thirty-three".