212120012020027 has 2 divisors, whose sum is σ = 212120012020028. Its totient is φ = 212120012020026.

The previous prime is 212120012019919. The next prime is 212120012020087. The reversal of 212120012020027 is 720020210021212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212120012020027 - 2⁷ = 212120012019899 is a prime.

It is a super-2 number, since 2×212120012020027² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212120012020087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106060006010013 + 106060006010014.

It is an arithmetic number, because the mean of its divisors is an integer number (106060006010014).

Almost surely, 2^{212120012020027} is an apocalyptic number.

212120012020027 is a deficient number, since it is larger than the sum of its proper divisors (1).

212120012020027 is an equidigital number, since it uses as much as digits as its factorization.

212120012020027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 212120012020027 its reverse (720020210021212), we get a palindrome (932140222041239).

The spelling of 212120012020027 in words is "two hundred twelve trillion, one hundred twenty billion, twelve million, twenty thousand, twenty-seven".