210211222093 has 2 divisors, whose sum is σ = 210211222094. Its totient is φ = 210211222092.

The previous prime is 210211222087. The next prime is 210211222103. The reversal of 210211222093 is 390222112012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 171990190089 + 38221032004 = 414717^2 + 195502^2 .

It is a cyclic number.

It is not a de Polignac number, because 210211222093 - 2⁵ = 210211222061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210211222693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105105611046 + 105105611047.

It is an arithmetic number, because the mean of its divisors is an integer number (105105611047).

Almost surely, 2^210211222093 is an apocalyptic number.

It is an amenable number.

210211222093 is a deficient number, since it is larger than the sum of its proper divisors (1).

210211222093 is an equidigital number, since it uses as much as digits as its factorization.

210211222093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 210211222093 in words is "two hundred ten billion, two hundred eleven million, two hundred twenty-two thousand, ninety-three".