210233220269 has 2 divisors, whose sum is σ = 210233220270. Its totient is φ = 210233220268.

The previous prime is 210233220227. The next prime is 210233220277. The reversal of 210233220269 is 962022332012.

210233220269 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175445375044 + 34787845225 = 418862^2 + 186515^2 .

It is a cyclic number.

It is not a de Polignac number, because 210233220269 - 2⁸ = 210233220013 is a prime.

It is a super-2 number, since 2×210233220269² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210233223269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105116610134 + 105116610135.

It is an arithmetic number, because the mean of its divisors is an integer number (105116610135).

Almost surely, 2^210233220269 is an apocalyptic number.

It is an amenable number.

210233220269 is a deficient number, since it is larger than the sum of its proper divisors (1).

210233220269 is an equidigital number, since it uses as much as digits as its factorization.

210233220269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 210233220269 in words is "two hundred ten billion, two hundred thirty-three million, two hundred twenty thousand, two hundred sixty-nine".