212241202142071 has 2 divisors, whose sum is σ = 212241202142072. Its totient is φ = 212241202142070.

The previous prime is 212241202142033. The next prime is 212241202142219. The reversal of 212241202142071 is 170241202142212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212241202142071 - 2³⁹ = 211691446328183 is a prime.

It is a super-2 number, since 2×212241202142071² (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 (212241202148071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106120601071035 + 106120601071036.

It is an arithmetic number, because the mean of its divisors is an integer number (106120601071036).

Almost surely, 2^{212241202142071} is an apocalyptic number.

212241202142071 is a deficient number, since it is larger than the sum of its proper divisors (1).

212241202142071 is an equidigital number, since it uses as much as digits as its factorization.

212241202142071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 31.

Adding to 212241202142071 its reverse (170241202142212), we get a palindrome (382482404284283).

The spelling of 212241202142071 in words is "two hundred twelve trillion, two hundred forty-one billion, two hundred two million, one hundred forty-two thousand, seventy-one".