212650672075069 has 2 divisors, whose sum is σ = 212650672075070. Its totient is φ = 212650672075068.

The previous prime is 212650672074991. The next prime is 212650672075081. The reversal of 212650672075069 is 960570276056212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 178510174992900 + 34140497082169 = 13360770^2 + 5842987^2 .

It is a cyclic number.

It is not a de Polignac number, because 212650672075069 - 2⁷ = 212650672074941 is a prime.

It is a super-2 number, since 2×212650672075069² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212650672075099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106325336037534 + 106325336037535.

It is an arithmetic number, because the mean of its divisors is an integer number (106325336037535).

Almost surely, 2^{212650672075069} is an apocalyptic number.

It is an amenable number.

212650672075069 is a deficient number, since it is larger than the sum of its proper divisors (1).

212650672075069 is an equidigital number, since it uses as much as digits as its factorization.

212650672075069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19051200, while the sum is 58.

The spelling of 212650672075069 in words is "two hundred twelve trillion, six hundred fifty billion, six hundred seventy-two million, seventy-five thousand, sixty-nine".