212021222211983 has 2 divisors, whose sum is σ = 212021222211984. Its totient is φ = 212021222211982.

The previous prime is 212021222211949. The next prime is 212021222212003. The reversal of 212021222211983 is 389112222120212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212021222211983 - 2¹⁴ = 212021222195599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212021222211923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010611105991 + 106010611105992.

It is an arithmetic number, because the mean of its divisors is an integer number (106010611105992).

Almost surely, 2^{212021222211983} is an apocalyptic number.

212021222211983 is a deficient number, since it is larger than the sum of its proper divisors (1).

212021222211983 is an equidigital number, since it uses as much as digits as its factorization.

212021222211983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 212021222211983 in words is "two hundred twelve trillion, twenty-one billion, two hundred twenty-two million, two hundred eleven thousand, nine hundred eighty-three".