212101112011073 has 2 divisors, whose sum is σ = 212101112011074. Its totient is φ = 212101112011072.

The previous prime is 212101112011069. The next prime is 212101112011123. The reversal of 212101112011073 is 370110211101212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151971990046864 + 60129121964209 = 12327692^2 + 7754297^2 .

It is a cyclic number.

It is not a de Polignac number, because 212101112011073 - 2² = 212101112011069 is a prime.

It is a super-2 number, since 2×212101112011073² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212101112001073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106050556005536 + 106050556005537.

It is an arithmetic number, because the mean of its divisors is an integer number (106050556005537).

Almost surely, 2^{212101112011073} is an apocalyptic number.

It is an amenable number.

212101112011073 is a deficient number, since it is larger than the sum of its proper divisors (1).

212101112011073 is an equidigital number, since it uses as much as digits as its factorization.

212101112011073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 23.

Adding to 212101112011073 its reverse (370110211101212), we get a palindrome (582211323112285).

The spelling of 212101112011073 in words is "two hundred twelve trillion, one hundred one billion, one hundred twelve million, eleven thousand, seventy-three".