212333121163 has 2 divisors, whose sum is σ = 212333121164. Its totient is φ = 212333121162.

The previous prime is 212333121157. The next prime is 212333121193. The reversal of 212333121163 is 361121333212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212333121163 is a prime.

It is not a weakly prime, because it can be changed into another prime (212333121103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106166560581 + 106166560582.

It is an arithmetic number, because the mean of its divisors is an integer number (106166560582).

Almost surely, 2^212333121163 is an apocalyptic number.

212333121163 is a deficient number, since it is larger than the sum of its proper divisors (1).

212333121163 is an equidigital number, since it uses as much as digits as its factorization.

212333121163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 28.

Adding to 212333121163 its reverse (361121333212), we get a palindrome (573454454375).

The spelling of 212333121163 in words is "two hundred twelve billion, three hundred thirty-three million, one hundred twenty-one thousand, one hundred sixty-three".