2210220221093 has 2 divisors, whose sum is σ = 2210220221094. Its totient is φ = 2210220221092.

The previous prime is 2210220221089. The next prime is 2210220221149. The reversal of 2210220221093 is 3901220220122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2189281262884 + 20938958209 = 1479622^2 + 144703^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210220221093 - 2² = 2210220221089 is a prime.

It is a super-2 number, since 2×2210220221093² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2210220221393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105110110546 + 1105110110547.

It is an arithmetic number, because the mean of its divisors is an integer number (1105110110547).

Almost surely, 2^{2210220221093} is an apocalyptic number.

It is an amenable number.

2210220221093 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210220221093 is an equidigital number, since it uses as much as digits as its factorization.

2210220221093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 2210220221093 in words is "two trillion, two hundred ten billion, two hundred twenty million, two hundred twenty-one thousand, ninety-three".