212101010267 has 2 divisors, whose sum is σ = 212101010268. Its totient is φ = 212101010266.

The previous prime is 212101010207. The next prime is 212101010281. The reversal of 212101010267 is 762010101212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212101010267 - 2¹⁰ = 212101009243 is a prime.

It is a super-2 number, since 2×212101010267² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212101010207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106050505133 + 106050505134.

It is an arithmetic number, because the mean of its divisors is an integer number (106050505134).

Almost surely, 2^212101010267 is an apocalyptic number.

212101010267 is a deficient number, since it is larger than the sum of its proper divisors (1).

212101010267 is an equidigital number, since it uses as much as digits as its factorization.

212101010267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 212101010267 its reverse (762010101212), we get a palindrome (974111111479).

The spelling of 212101010267 in words is "two hundred twelve billion, one hundred one million, ten thousand, two hundred sixty-seven".