212016938827 has 2 divisors, whose sum is σ = 212016938828. Its totient is φ = 212016938826.

The previous prime is 212016938797. The next prime is 212016938831. The reversal of 212016938827 is 728839610212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212016938827 - 2¹¹ = 212016936779 is a prime.

It is not a weakly prime, because it can be changed into another prime (212016938027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106008469413 + 106008469414.

It is an arithmetic number, because the mean of its divisors is an integer number (106008469414).

Almost surely, 2^212016938827 is an apocalyptic number.

212016938827 is a deficient number, since it is larger than the sum of its proper divisors (1).

212016938827 is an equidigital number, since it uses as much as digits as its factorization.

212016938827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 49.

The spelling of 212016938827 in words is "two hundred twelve billion, sixteen million, nine hundred thirty-eight thousand, eight hundred twenty-seven".