210120233 has 2 divisors, whose sum is σ = 210120234. Its totient is φ = 210120232.

The previous prime is 210120217. The next prime is 210120257. The reversal of 210120233 is 332021012.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209902144 + 218089 = 14488^2 + 467^2 .

It is a cyclic number.

It is not a de Polignac number, because 210120233 - 2⁴ = 210120217 is a prime.

It is not a weakly prime, because it can be changed into another prime (210120133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105060116 + 105060117.

It is an arithmetic number, because the mean of its divisors is an integer number (105060117).

Almost surely, 2^210120233 is an apocalyptic number.

It is an amenable number.

210120233 is a deficient number, since it is larger than the sum of its proper divisors (1).

210120233 is an equidigital number, since it uses as much as digits as its factorization.

210120233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 210120233 is about 14495.5245851953. The cubic root of 210120233 is about 594.5056110259.

Adding to 210120233 its reverse (332021012), we get a palindrome (542141245).

The spelling of 210120233 in words is "two hundred ten million, one hundred twenty thousand, two hundred thirty-three".