212122110009983 has 2 divisors, whose sum is σ = 212122110009984. Its totient is φ = 212122110009982.

The previous prime is 212122110009967. The next prime is 212122110010079. The reversal of 212122110009983 is 389900011221212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212122110009983 - 2⁴ = 212122110009967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212122110009983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212122110089983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106061055004991 + 106061055004992.

It is an arithmetic number, because the mean of its divisors is an integer number (106061055004992).

Almost surely, 2^{212122110009983} is an apocalyptic number.

212122110009983 is a deficient number, since it is larger than the sum of its proper divisors (1).

212122110009983 is an equidigital number, since it uses as much as digits as its factorization.

212122110009983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 41.

The spelling of 212122110009983 in words is "two hundred twelve trillion, one hundred twenty-two billion, one hundred ten million, nine thousand, nine hundred eighty-three".