212101202020159 has 2 divisors, whose sum is σ = 212101202020160. Its totient is φ = 212101202020158.

The previous prime is 212101202020129. The next prime is 212101202020237. The reversal of 212101202020159 is 951020202101212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212101202020159 - 2³³ = 212092612085567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212101202020129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106050601010079 + 106050601010080.

It is an arithmetic number, because the mean of its divisors is an integer number (106050601010080).

Almost surely, 2^{212101202020159} is an apocalyptic number.

212101202020159 is a deficient number, since it is larger than the sum of its proper divisors (1).

212101202020159 is an equidigital number, since it uses as much as digits as its factorization.

212101202020159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 28.

The spelling of 212101202020159 in words is "two hundred twelve trillion, one hundred one billion, two hundred two million, twenty thousand, one hundred fifty-nine".