212012010101069 has 2 divisors, whose sum is σ = 212012010101070. Its totient is φ = 212012010101068.

The previous prime is 212012010101041. The next prime is 212012010101107. The reversal of 212012010101069 is 960101010210212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 146831625108100 + 65180384992969 = 12117410^2 + 8073437^2 .

It is a cyclic number.

It is not a de Polignac number, because 212012010101069 - 2¹² = 212012010096973 is a prime.

It is a super-2 number, since 2×212012010101069² (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 (212012010101869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006005050534 + 106006005050535.

It is an arithmetic number, because the mean of its divisors is an integer number (106006005050535).

Almost surely, 2^{212012010101069} is an apocalyptic number.

It is an amenable number.

212012010101069 is a deficient number, since it is larger than the sum of its proper divisors (1).

212012010101069 is an equidigital number, since it uses as much as digits as its factorization.

212012010101069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 212012010101069 in words is "two hundred twelve trillion, twelve billion, ten million, one hundred one thousand, sixty-nine".