212301110233 has 2 divisors, whose sum is σ = 212301110234. Its totient is φ = 212301110232.

The previous prime is 212301110221. The next prime is 212301110239. The reversal of 212301110233 is 332011103212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113857655184 + 98443455049 = 337428^2 + 313757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212301110233 is a prime.

It is a super-2 number, since 2×212301110233² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212301110233.

It is not a weakly prime, because it can be changed into another prime (212301110239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106150555116 + 106150555117.

It is an arithmetic number, because the mean of its divisors is an integer number (106150555117).

Almost surely, 2^212301110233 is an apocalyptic number.

It is an amenable number.

212301110233 is a deficient number, since it is larger than the sum of its proper divisors (1).

212301110233 is an equidigital number, since it uses as much as digits as its factorization.

212301110233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 212301110233 its reverse (332011103212), we get a palindrome (544312213445).

The spelling of 212301110233 in words is "two hundred twelve billion, three hundred one million, one hundred ten thousand, two hundred thirty-three".